# Materials & Substances

**Type:** Topic
**Words:** 544

## About

Metals, liquids, chemicals, fabrics, and what things are made of.

## Words by Level

### A1
- water — The clear liquid that falls as rain and that people and animals need to live.; frequency rank 370
- paper — A thin, flat material used for writing, drawing, or printing on.; frequency rank 870
- ice — Water that has frozen into a hard, cold solid.; frequency rank 939
- card — A piece of stiff paper, often folded, sent to someone with a message or picture.; frequency rank 951
- glass — A hard, transparent material used for windows and bottles.; frequency rank 1045
- bottle — A container, usually made of glass or plastic with a narrow neck, used for holding liquids.; frequency rank 1316
- cake — A sweet baked food made from flour, sugar, and eggs, often covered with icing.; frequency rank 1479
- pool — A small amount of liquid lying on a surface.; frequency rank 1700
- post — The system of collecting and delivering letters and parcels; the mail.; frequency rank 1787
- sugar — A sweet white or brown substance used to flavour food and drink.; frequency rank 1788
- coke — A glass, bottle, or can of cola, especially Coca-Cola.; frequency rank 3705
- ruler — A flat, straight strip of wood, plastic, or metal marked with units, used for measuring or drawing straight lines.; frequency rank 7774
- kite — A light frame covered with paper or fabric, flown in the wind on a long string.; frequency rank 9030
- stewed — cooked slowly in liquid

### A2
- state — The condition that someone or something is in at a particular time.; frequency rank 704
- rock — The hard solid material that forms part of the Earth's surface; a large stone.; frequency rank 807
- ring — A circular band of metal or other material worn on the finger.; frequency rank 820
- gold — A heavy, shiny yellow metal that is very valuable, used for jewellery and coins.; frequency rank 874
- bar — A place where you can buy and drink alcoholic drinks.; frequency rank 875
- gas — A substance like air that is neither solid nor liquid and spreads to fill any space.; frequency rank 1230
- stone — The hard substance that rock is made of, often used as a building material.; frequency rank 1350
- tape — A thin strip of material with a sticky surface, used for fixing or sticking things together.; frequency rank 1457
- oil — A thick liquid from plants or animals used in cooking.; frequency rank 1556
- wet — Covered with or full of water or another liquid.; frequency rank 1797
- silver — A shiny, valuable greyish-white metal used for jewellery, coins, and tableware.; frequency rank 1951
- plate — A flat, slightly curved dish that you eat food from.; frequency rank 2088
- wood — The hard material that trees are made of, used for building and making things.; frequency rank 2161
- metal — A hard, usually shiny material such as iron, gold, or copper that conducts heat and electricity.; frequency rank 2220
- material — A substance that something is made from.; frequency rank 2348
- salt — A white substance used to add flavour to food and to preserve it.; frequency rank 2622
- plastic — A light artificial material that can be shaped, used to make many everyday objects.; frequency rank 2935
- concentrate — to give all your attention to one thing; frequency rank 3226
- fence — A barrier of wood, wire, or metal that encloses or divides an area of land.; frequency rank 3394
- soap — A substance used with water for washing and cleaning the body or things.; frequency rank 3786
- statue — A figure of a person or animal carved or cast from stone, metal, or wood.; frequency rank 4004
- chemical — A substance, such as an element or compound, used in or produced by chemistry.; frequency rank 4179
- spill — To accidentally let liquid or a substance flow out of its container.; frequency rank 5380
- float — To stay on the surface of a liquid instead of sinking.; frequency rank 5643
- scissors — A tool for cutting paper, cloth, and other thin materials, made of two blades joined at a pivot.; frequency rank 6175
- boil — (of a liquid) To become hot enough to bubble and turn into vapour.; frequency rank 7137
- lemonade — A cold drink made from lemon, water, and sugar.; frequency rank 7789
- wool — The soft, thick hair that grows on sheep.; frequency rank 8634
- shampoo — A liquid soap used for washing your hair.; frequency rank 9314
- woolen — made of wool or relating to wool; frequency rank 42663
- mineral water
- olive oil

### B1
- stick — A thin piece of wood, especially one that has fallen from a tree.; frequency rank 896
- main — Most important; chief or principal.; frequency rank 1384
- block — To stop something or someone from moving or making progress.; frequency rank 1807
- iron — A common hard grey metal that rusts and is used to make steel; frequency rank 2196
- alcohol — Drinks such as beer, wine, and spirits that can make you drunk.; frequency rank 2558
- tank — A large container for holding liquid or gas.; frequency rank 2597
- solid — Hard and firm, keeping its shape; not liquid or gas.; frequency rank 2680
- steel — A strong, hard metal made from iron, used in building and tools.; frequency rank 3032
- wrap — To cover something completely by folding paper, cloth, or other material around it.; frequency rank 3286
- pipe — A tube through which liquid or gas can flow.; frequency rank 3326
- oxygen — A colourless, odourless gas that humans and animals need to breathe and that makes up part of the air.; frequency rank 3536
- pole — A long, thin, rounded piece of wood or metal used to hold or support something.; frequency rank 3704
- freezing — Extremely cold.; frequency rank 3989
- pump — A machine that moves liquid or gas from one place to another.; frequency rank 4134
- temper — A tendency to become angry quickly.; frequency rank 4199
- sheet — A large piece of thin cloth put on a bed under and over the sleeper.; frequency rank 4332
- steam — The hot gas that water turns into when it boils.; frequency rank 4386
- drown — To die from being unable to breathe under water.; frequency rank 4496
- cotton — A soft cloth or thread made from the cotton plant.; frequency rank 4592
- deposit — A sum of money paid as a first part of a larger payment, or to reserve something.; frequency rank 4593
- liquid — A substance that flows freely, like water, and takes the shape of its container.; frequency rank 4721
- tin — A sealed metal container used to keep food or drink fresh.; frequency rank 4786
- barrel — A large round container with flat ends, used for storing liquids like beer or oil.; frequency rank 4825
- bubble — A thin ball of liquid filled with air or gas; frequency rank 5255
- brass — A group of musical instruments made of metal that are played by blowing, such as trumpets and trombones.; frequency rank 5481
- label — A small piece of paper or other material attached to something to give information about it.; frequency rank 5503
- melt — To turn from solid into liquid, usually because of heat.; frequency rank 5762
- wax — A soft, solid substance made from oils or fats that melts when warmed, used to make candles and to polish surfaces.; frequency rank 6170
- substance — A particular type of solid, liquid, or gas with its own properties.; frequency rank 6315
- grain — The seeds of food crops such as wheat, corn, and rice, used for food.; frequency rank 6407
- concentration — the ability to give all your attention to something; frequency rank 6525
- filter — A device that removes unwanted things from a liquid, gas, or other substance passing through it.; frequency rank 9377
- mineral — A natural solid substance found in the ground, such as gold, salt, or quartz.; frequency rank 9738
- tablet — A small, solid piece of medicine that you swallow; a pill.; frequency rank 9823
- vein — One of the tubes in your body that carry blood back to the heart.; frequency rank 9944
- absorb — to take in a liquid, gas, or other substance gradually; frequency rank 11198
- inject — To put a drug or other liquid into the body using a needle.; frequency rank 11396
- sticker — A small piece of paper or plastic with a picture or words on it, with glue on the back so it can be stuck onto a surface.; frequency rank 12313
- tile — A thin, flat, usually square piece of baked clay, stone, or similar material used to cover floors, walls, or roofs.; frequency rank 13077
- dissolve — To mix into a liquid and become part of it.; frequency rank 13434
- calcium — the chemical element with symbol Ca and atomic number 20, a soft, silvery, reactive alkaline-earth metal that occurs naturally only in compounds; frequency rank 14517
- turbulence — Sudden, violent movements of the air that shake an aircraft during flight.; frequency rank 15633
- chloride — the negatively charged chlorine ion, Cl−, found in many salts and serving as an important electrolyte in body fluids; frequency rank 23978
- inorganic — relating or belonging to the class of compounds not having a carbon basis; frequency rank 45306
- absorbent — able to take in liquid, heat, light, or another substance; frequency rank 45776
- pollutant — A substance that makes air, water, or soil dirty or harmful, especially waste from human activity.; frequency rank 95474

### B2
- hook — A curved piece of metal or plastic used to hang, hold, or catch things.; frequency rank 2214
- cast — To choose an actor for a role in a film or play.; frequency rank 2301
- punch — A hard hit with the fist.; frequency rank 2308
- seal — A sea animal with smooth fur and flippers that lives partly in water and partly on land.; frequency rank 3099
- jet — A fast aircraft powered by jet engines instead of propellers.; frequency rank 3713
- badge — A small piece of metal, plastic, or cloth worn to show who you are, your rank, or that you belong to a group.; frequency rank 4030
- leak — A hole or crack that lets liquid or gas pass through by accident.; frequency rank 4088
- sack — A large bag made of strong material like cloth or paper, used for carrying things.; frequency rank 4143
- ruby — a deep red precious stone, a variety of corundum; frequency rank 4347
- shield — A broad piece of metal, wood, or other material held in the hand to protect the body in battle.; frequency rank 4530
- beam — A long, thick piece of wood or metal used to support a building or structure.; frequency rank 4623
- acid — A chemical substance, often sour or corrosive, that reacts with bases and can dissolve metals.; frequency rank 4651
- concrete — a hard building material made by mixing cement, sand, and water; frequency rank 5125
- reed — A tall, thin plant with a hollow stem that grows in or near water.; frequency rank 5166
- drain — A pipe or channel that carries away waste water or liquid.; frequency rank 5209
- draft — An early version of a piece of writing that you may still change.; frequency rank 5775
- fluid — A liquid; a substance that flows.; frequency rank 5995
- pad — A thick, soft piece of material used for protection, comfort, or to absorb liquid.; frequency rank 6137
- thread — A thin strand of cotton, silk, or other material used for sewing.; frequency rank 6319
- fabric — Cloth or material made by weaving or knitting threads together.; frequency rank 6331
- lens — A curved piece of glass or plastic that focuses light, used in cameras, glasses, and microscopes.; frequency rank 7727
- mold — To shape a soft material into a particular form.; frequency rank 7775
- discharge — To officially allow or order someone to leave, especially a hospital, the army, or a job.; frequency rank 7808
- pint — A unit for measuring liquid, equal to about half a litre.; frequency rank 7976
- mercury — a heavy, silvery chemical element that is liquid at ordinary temperatures; frequency rank 8282
- soaked — Completely wet with water or another liquid.; frequency rank 8846
- extract — To remove or pull something out, often with effort or force.; frequency rank 8850
- salty — Tasting of salt.; frequency rank 9351
- cocoa — A hot drink made with milk or water, cocoa powder, and sugar.; frequency rank 9482
- dye — To change the color of something, such as hair or cloth, using a colored liquid.; frequency rank 9918
- prospect — The chance or likelihood that something will happen, often something good.; frequency rank 9920
- ax — A tool with a heavy metal blade on a handle, used for cutting wood.; frequency rank 10007
- clarify — To make something easier to understand by explaining it more clearly.; frequency rank 10482
- metallic — made of, containing, or resembling metal; frequency rank 10634
- carve — To make an object or shape by cutting away pieces of wood, stone, or other material.; frequency rank 10766
- screening — The process of testing or checking people or things to find any with a particular feature or problem.; frequency rank 11064
- cardboard — A thick, stiff material like heavy paper, used to make boxes.; frequency rank 11458
- soaking — Extremely wet; completely wet through.; frequency rank 12048
- weave — To make cloth or other material by crossing threads over and under each other.; frequency rank 12085
- pulp — a soft, wet, shapeless mass made by crushing or breaking down material; frequency rank 12300
- suspend — To stop something for a period of time before it continues again.; frequency rank 12356
- aluminum — A light, silvery metal used to make cans, foil, and many other products.; frequency rank 12703
- gravel — small loose stones, often used on paths, roads, or driveways; frequency rank 13236
- potassium — the chemical element with symbol K and atomic number 19, a soft, silvery, highly reactive alkali metal that occurs naturally only in compounds; frequency rank 14816
- silicon — the chemical element with symbol Si and atomic number 14, a hard, brittle semiconductor abundant in rocks as silica and silicates and widely used in electronic devices; frequency rank 15002
- ammonia — A colourless gas made of nitrogen and hydrogen (NH₃) that has a strong, sharp smell.; frequency rank 17683
- pebble — A small, smooth, round stone, especially one shaped by water.; frequency rank 18332
- cannonball — A heavy metal ball that was fired from a cannon in the past.; frequency rank 18529
- supplement — Something added to make up for what is missing or to improve something.; frequency rank 19789
- refinery — A factory where a raw substance such as oil, sugar, or metal is purified.; frequency rank 20062
- catalyst — Something or someone that causes an important change or event to happen.; frequency rank 21475
- denim — A strong, heavy cotton fabric, usually blue, used to make jeans.; frequency rank 21695
- magnesium — the chemical element with atomic number 12, a light, silvery-white metal that burns with an intense white flame; frequency rank 22415
- amethyst — a transparent purple or violet variety of quartz used as a gemstone; frequency rank 22647
- thickness — How thick something is; the distance between its two opposite surfaces.; frequency rank 23350
- shale — a fine-grained sedimentary rock formed by compacted clay, mud, or silt, typically laminated and able to split into thin layers; frequency rank 28128
- sliver — A thin, narrow piece cut or broken off something.; frequency rank 28139
- pigment — a substance that gives color to animal or plant tissue or to another material; frequency rank 28213
- grime — dirt, soot, or grease that is ingrained and difficult to remove; frequency rank 34768
- bookmark — A saved link to a website that lets you return to it quickly.; frequency rank 39951
- phosphate — a salt or ester of phosphoric acid; frequency rank 47179
- manganese — the chemical element with atomic number 25, a hard gray metal used especially to strengthen steel and in batteries; frequency rank 47283
- droplet — a very small drop of liquid, especially one suspended in a gas or deposited on a surface; frequency rank 54499
- earthenware — a relatively porous ceramic made from clay fired at a lower temperature than stoneware or porcelain; frequency rank 74236
- wallboard — Flat boards, often made with a plaster core and paper surface, used to cover walls and ceilings.; frequency rank 205450
- antistatic — Preventing the buildup of static electricity.; frequency rank 344610
- soot — a black powdery or flaky substance produced by incomplete combustion of coal, wood, oil, etc.

### C1
- hank — a coil, loop, or bundle of yarn, rope, hair, or other long flexible material; frequency rank 2340
- crystal — A clear, solid mineral form with a regular geometric shape; high-quality clear glass.; frequency rank 3079
- scum — a film of foam, dirt, impurities, or vegetation that forms on the surface of a liquid; frequency rank 4669
- rod — A long, thin, straight bar or stick of wood or metal.; frequency rank 5021
- magnetic — Having the properties of a magnet, or able to attract metal such as iron.; frequency rank 6570
- grease — a thick oily or fatty substance, especially one used to lubricate machinery; frequency rank 7512
- hydrogen — The lightest chemical element (symbol H), a colorless, odorless, highly flammable gas.; frequency rank 8914
- flint — a hard gray or black stone that can produce sparks when struck; frequency rank 9509
- plumbing — The pipes and fixtures that carry water, gas, or sewage in a building.; frequency rank 9727
- duct — a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance; frequency rank 10643
- synthetic — Made artificially by chemical processes rather than coming from nature.; frequency rank 11740
- morocco — a soft, durable leather, traditionally goatskin and often pebble-grained, used for fine bookbindings and luxury goods; frequency rank 12033
- pipeline — A long pipe used to carry oil, gas, or water over a distance.; frequency rank 12588
- fatigue — A feeling of being very tired, usually after hard physical or mental effort; frequency rank 12946
- aquarium — A glass tank or bowl filled with water for keeping fish and other water animals.; frequency rank 13131
- plaque — A flat piece of metal, stone, or wood with writing on it, fixed to a wall or monument to remember a person or event.; frequency rank 13520
- methane — the simplest hydrocarbon, CH4, a colorless flammable gas that is the principal component of natural gas and a powerful greenhouse gas; frequency rank 13867
- porcelain — a hard, fine, usually white and translucent ceramic fired at a high temperature; frequency rank 14922
- wick — a cord or strip in a candle or lamp that draws fuel upward and burns at its tip; frequency rank 16233
- neutralize — To stop something from having an effect by balancing it out.; frequency rank 16706
- wad — a small, compact mass of soft material, such as cotton, paper, or cloth; frequency rank 16920
- nugget — a naturally occurring solid lump of a precious metal, especially gold; frequency rank 17474
- consistency — The quality of always behaving or performing in the same way.; frequency rank 18389
- chlorine — the chemical element with atomic number 17, a toxic greenish-yellow halogen gas in its elemental form; frequency rank 19616
- asphalt — a black, sticky form of bitumen found naturally or left after petroleum is refined; frequency rank 19800
- indicator — A sign or measurement that shows what a situation is like.; frequency rank 20350
- asbestos — a commercial and legal name for a group of six naturally occurring fibrous silicate minerals; frequency rank 20400
- chisel — A hand tool with a sharp flat blade, used for cutting or shaping wood, stone, or metal.; frequency rank 20436
- lithium — the chemical element with symbol Li and atomic number 3, a soft, silvery-white, highly reactive alkali metal and the lightest metal; frequency rank 21733
- garnet — any of a group of hard silicate minerals, commonly dark red and often cut as gemstones; frequency rank 22103
- starch — a complex carbohydrate stored by plants and found abundantly in foods such as grain and potatoes; frequency rank 22565
- ebony — a dense, hard, usually very dark wood obtained from several tropical trees; frequency rank 22601
- resin — A sticky substance produced by some trees and plants, used in varnishes, glues, and other products.; frequency rank 24088
- tinder — dry, easily combustible material used to start a fire; frequency rank 24356
- wicker — flexible twigs, cane, or similar plant material woven to make baskets, furniture, and other objects, or the woven work itself; frequency rank 24893
- varnish — a transparent liquid coating that dries to form a hard, protective, usually glossy surface; frequency rank 25608
- cobalt — the chemical element with atomic number 27, a hard silvery-blue metal used in alloys, batteries, magnets, and pigments; frequency rank 25784
- impervious — Not affected or influenced by something, such as criticism or emotion.; frequency rank 30383
- linoleum — a durable floor covering traditionally made from solidified linseed oil on a canvas or similar backing; frequency rank 34672
- hydrochloric — of, relating to, or containing hydrochloric acid, the aqueous form of hydrogen chloride; frequency rank 37070
- graphite — a soft, dark allotrope of carbon whose atoms form loosely stacked hexagonal layers, used in pencils, lubricants, electrodes, and some nuclear reactors; frequency rank 38664
- acetone — a colorless, volatile, flammable liquid that is the simplest ketone and is widely used as a solvent; frequency rank 38907
- chromium — the chemical element with atomic number 24 and symbol Cr, a hard, lustrous metal used especially in alloys and protective plating; frequency rank 46184
- gypsum — a soft white or colorless mineral consisting of hydrated calcium sulfate, widely used to make plaster, cement, and wallboard; frequency rank 48570
- cadmium — the soft, silvery-white, toxic chemical element with symbol Cd and atomic number 48; frequency rank 54125
- corrode — to destroy or be gradually destroyed by a chemical reaction, especially oxidation or acid; frequency rank 58194
- gingham — a lightweight cotton fabric woven from dyed and white yarn, typically in checks; frequency rank 58689
- repellant — A substance used to keep insects or animals away.; frequency rank 58691
- earthen — made of baked clay; frequency rank 58835
- potash — potassium carbonate or an impure mixture of potassium salts formerly obtained from wood ashes; frequency rank 70318
- ingot — metal that is cast in the shape of a block for convenient handling; frequency rank 76125
- gallium — a chemical element (symbol Ga) with an atomic number of 31; a soft bluish metal.; frequency rank 80815
- neutralization — The act of stopping something from having an effect by balancing it out.; frequency rank 101113
- nitrite — the radical -NO2 or any compound containing it (such as a salt or ester of nitrous acid); frequency rank 102857
- aqueous — consisting of, containing, or dissolved in water; frequency rank 103538
- indium — the soft, silvery-white chemical element with symbol In and atomic number 49; frequency rank 172751
- solidification — the process by which a liquid or gas becomes solid, especially through cooling, drying, or crystallization; frequency rank 191356
- clayey — containing a large amount of clay, or having the dense, sticky qualities of clay; frequency rank 275952
- einsteinium — a synthetic radioactive chemical element with atomic number 99 and symbol Es; frequency rank 309844
- lacquerware — decorative objects coated with lacquer for a glossy finish
- manacle — a metal band, chain, or shackle for fastening someone's hands or ankles
- velveteen — a cotton fabric with a short, dense pile, resembling velvet
- wale — a ridge on a textured surface, such as fabric or skin, often raised or swollen
- nitrous oxide — a colorless, mildly sweet-smelling gas, N2O, used as an anesthetic and propellant and also emitted as a powerful greenhouse gas

### C2
- japan — a hard, usually dark lacquer or enamel used to give wood or metal a durable glossy finish; frequency rank 2373
- amber — a hard, translucent yellow or brown fossil resin, often used in jewelry and sometimes containing preserved organisms; frequency rank 4127
- blond — being or having light colored skin and hair and usually blue or grey eyes; frequency rank 6157
- sal — salt, especially in traditional chemical or pharmaceutical names such as sal volatile; frequency rank 6334
- pier — A raised platform built from the shore out over water, supported on piles; used to secure, or provide access to shipping; a jetty.; frequency rank 7091
- jasper — an opaque, impure variety of chalcedony occurring in red, yellow, brown, green, and other colors and used as a gemstone or ornamental stone; frequency rank 7891
- lace — draw through eyes or holes; frequency rank 9540
- residue — A small amount of something that is left behind after the rest is gone.; frequency rank 10234
- splinter — A small, thin, sharp piece of wood, glass, or metal.; frequency rank 11360
- serge — a strong twill-weave fabric, traditionally made of wool or worsted and often used for suits and uniforms; frequency rank 12171
- muck — dirt, mud, manure, or other wet and unpleasant matter; frequency rank 12175
- firewood — wood used for fuel; frequency rank 12426
- clot — to coalesce or unite in a mass; frequency rank 13855
- plateau — A comparatively stable level after a period of increase. (of a varying quantity); frequency rank 14558
- slab — A large, flat, thick piece of solid material such as stone, concrete, or wood.; frequency rank 15190
- commodity — A raw material or basic product that is bought and sold in large amounts, such as oil or grain.; frequency rank 15862
- shawl — A square or rectangular piece of cloth worn as a covering for the head, neck, and shoulders, typically by women.; frequency rank 16466
- yarn — A story, a tale, especially one that is incredible.; frequency rank 16515
- garret — An attic or semi-finished room just beneath the roof of a house.; frequency rank 17103
- gunny — a coarse, strong fabric made from jute or hemp, especially for sacks; frequency rank 19539
- rosewood — a dense, dark reddish or purplish hardwood with a strongly marked grain, valued for furniture and decorative work; frequency rank 19857
- opal — a translucent form of hydrated silica, often used as a gemstone and prized for flashes of changing color; frequency rank 20103
- cashmere — very fine, soft fiber obtained from the undercoat of cashmere goats; frequency rank 20338
- krypton — the colorless, odorless noble-gas chemical element with symbol Kr and atomic number 36; frequency rank 20798
- sawdust — Food that is unpleasantly powdery and tasteless.; frequency rank 21073
- nitrate — a salt or ester of nitric acid, containing the nitrate ion or nitrate group; frequency rank 21362
- gout — A painful disease that swells the joints, especially the big toe, caused by too much uric acid in the body.; frequency rank 21558
- quench — cool by plunging into cold water or other liquid; frequency rank 21580
- keyhole — the hole where a key is inserted; frequency rank 21602
- musk — A greasy secretion with a powerful odour, produced in a glandular sac of the male musk deer and used in the manufacture of perfumes.; frequency rank 21962
- beryl — a hard mineral that is the chief ore of beryllium and occurs in gemstone varieties such as emerald and aquamarine; frequency rank 22114
- tweed — a rough, closely woven woolen cloth, usually in mixed colors and often used for jackets and suits; frequency rank 23435
- pyre — A large pile of wood on which a dead body is burned as a funeral rite.; frequency rank 24327
- lint — loose short fibers or fuzzy fluff shed by cloth and yarn; frequency rank 24761
- turquoise — an opaque blue-green mineral containing hydrated copper and aluminium phosphate, valued as a gemstone; frequency rank 25936
- crepe — a light, thin fabric with a finely wrinkled or crinkled surface; frequency rank 26537
- pellet — a solid missile discharged from a firearm; frequency rank 27006
- khaki — a dull yellowish-brown color or sturdy cloth, especially as used for military uniforms; frequency rank 28772
- ladle — remove with or as if with a ladle; frequency rank 29357
- strychnine — a highly poisonous crystalline alkaloid obtained from plants such as nux vomica and formerly used medicinally and as a pesticide; frequency rank 29579
- topaz — a hard aluminium fluorosilicate mineral, often transparent and cut as a gemstone in colorless, yellow, blue, pink, brown, or other varieties; frequency rank 31523
- crucible — a vessel made of material that does not melt easily; frequency rank 31595
- beeswax — the wax produced by honeybees to build honeycomb, used in candles, polish, and other products; frequency rank 31714
- brine — to soak in salty water; frequency rank 31730
- chiffon — a very light, sheer fabric woven from silk or synthetic fibers; frequency rank 32566
- enamel — the hard, white outer covering of the crown of a tooth; frequency rank 32568
- turpentine — a volatile liquid distilled from pine resin and used as a solvent, paint thinner, and source of chemical compounds; frequency rank 32617
- palladium — a rare, lustrous, silvery-white chemical element with atomic number 46 and symbol Pd; frequency rank 33934
- corrosive — able to destroy or damage a material gradually through chemical action; frequency rank 33958
- synthesis — The combining of separate ideas, things, or influences into a single, coherent whole.; frequency rank 34098
- moonstone — a translucent feldspar gemstone that displays a floating pearly or bluish sheen called adularescence; frequency rank 34721
- iridium — a chemical element (symbol Ir) with an atomic number of 77: a very hard, brittle, silvery-white transition metal of the platinum group.; frequency rank 35366
- nitroglycerin — a dense, oily, highly explosive liquid made by nitrating glycerol and used in explosives such as dynamite; frequency rank 35593
- cellophane — a thin, transparent wrapping film made from regenerated cellulose; frequency rank 35629
- alabaster — a fine-grained, usually pale and translucent form of gypsum or calcite used for carving; frequency rank 35727
- staunch — stop the flow of a liquid; frequency rank 35845
- lye — a strongly alkaline solution, traditionally made by leaching water through wood ashes; frequency rank 36934
- condensation — The process by which a gas, especially water vapor, turns into a liquid.; frequency rank 37996
- combustible — capable of catching fire and burning; frequency rank 38121
- lapis — lapis lazuli, especially when used as a gemstone, pigment source, inlay, or decorative material; frequency rank 38400
- alum — any of a class of crystalline double sulfates, especially potassium or ammonium aluminum sulfate, used in dyeing, tanning, water treatment, and as an astringent; frequency rank 39140
- sulfate — Any salt or ester of sulfuric acid.; frequency rank 39470
- argon — the chemical element with symbol Ar and atomic number 18, a colorless, odorless, largely unreactive noble gas that forms about 0.93 percent of Earth's atmosphere; frequency rank 39705
- myrrh — a fragrant reddish-brown gum resin obtained from Commiphora trees and used in incense, perfume, and traditional medicine; frequency rank 40046
- teak — a hard, durable, oily, yellowish-brown timber valued for outdoor furniture, flooring, and shipbuilding; frequency rank 40517
- rawhide — animal hide, especially cattle hide, that has been cleaned but not tanned; frequency rank 40956
- fluoride — a compound in which fluorine is combined with a more electropositive element or chemical group; frequency rank 42660
- pumice — a very light, porous volcanic glass formed when gas-rich lava cools rapidly; frequency rank 42932
- lacquer — a liquid or resinous coating that dries to form a hard, smooth, glossy surface on wood, metal, or another material; frequency rank 44178
- brocade — a rich, heavy fabric woven with a raised ornamental design, traditionally using gold or silver thread; frequency rank 44490
- cesium — the soft, highly reactive alkali-metal chemical element with atomic number 55 and symbol Cs; frequency rank 45732
- alkaline — relating to or containing an alkali; frequency rank 46473
- snakeskin — the skin shed by or removed from a snake, especially leather prepared from snake skin; frequency rank 47015
- rasp — The sound made by this tool when used, or any similar sound.; frequency rank 47217
- acetylene — a colorless, highly flammable gas used especially for welding and cutting metals; ethyne; frequency rank 47505
- sheepskin — the skin of a sheep, especially when tanned as leather or used with the fleece still attached; frequency rank 48003
- quicksilver — the metallic element mercury, especially when seen in its mobile liquid form; frequency rank 48161
- etching — The art of cutting a design into a metal plate with acid so prints can be made from it.; frequency rank 49895
- tarpaulin — a large sheet of strong waterproof material used to cover and protect things; frequency rank 50378
- emulsion — a dispersion of tiny droplets of one liquid in another liquid with which it does not normally mix; frequency rank 50698
- beryllium — the chemical element with symbol Be and atomic number 4, a hard, gray, low-density alkaline-earth metal valued for its stiffness and transparency to X-rays; frequency rank 50703
- patina — a thin surface layer produced by oxidation or other chemical change, especially the green coating on aged copper or bronze; frequency rank 51600
- liquefy — make (a solid substance) liquid, as by heating; frequency rank 51634
- sulphuric — Relating to or containing sulphur, as in sulphuric acid.; frequency rank 52045
- talc — an extremely soft hydrous magnesium silicate mineral with a greasy or soapy feel, used in ceramics, paint, paper, plastics, and powders; frequency rank 52660
- ochre — a natural earth pigment containing iron oxide, ranging from yellow to reddish brown; frequency rank 52959
- metallurgy — the science and technology of extracting metals, refining and alloying them, and controlling their properties during processing; frequency rank 53017
- pewter — a grey, workable alloy consisting chiefly of tin mixed with small amounts of other metals; frequency rank 53352
- bearskin — the pelt of a bear, especially when used as a rug or covering; frequency rank 53531
- puce — a color varying from dark purplish brown to dark red; frequency rank 54368
- vitriol — cruel and bitter criticism; savagely hostile or abusive language; frequency rank 54692
- horsehair — hair taken from a horse's mane or tail, used in brushes, bows, upholstery, and other products; frequency rank 55674
- saltpeter — potassium nitrate, a white crystalline compound used in fertilizers, food preservation, and especially gunpowder; frequency rank 56255
- mote — a tiny particle or speck, especially one visible in the air; frequency rank 56525
- fluorine — the chemical element with symbol F and atomic number 9, whose elemental form is an extremely reactive, toxic, pale-yellow halogen gas; frequency rank 57919
- peridot — a transparent yellow-green or olive-green gem-quality variety of the mineral olivine; frequency rank 58243
- carbolic — phenol, especially when used as an antiseptic or disinfectant; frequency rank 58494
- crag — A rocky outcrop; a rugged steep cliff or rock.; frequency rank 60127
- reagent — a substance or mixture used to cause, detect, measure, or investigate a chemical reaction; frequency rank 60412
- sackcloth — a coarse, rough fabric like the material traditionally used for sacks; frequency rank 61461
- damask — a rich fabric whose woven pattern is visible through contrasting textures, often reversible; frequency rank 61904
- chloral — a pungent, colorless oily aldehyde, CCl3CHO, used to make chloral hydrate and other chemicals; frequency rank 63866
- silicate — chemistry: a salt or ester derived from a silicic acid and containing silicon and oxygen; frequency rank 64642
- amine — a compound derived from ammonia by replacing hydrogen atoms by univalent hydrocarbon radicals; frequency rank 65067
- chintz — a printed cotton fabric, often glazed and decorated with brightly colored floral patterns; frequency rank 65231
- clinker — a hard, stony lump of fused ash left after coal or other fuel has burned; frequency rank 66448
- vitreous — made of, resembling, or having the qualities of glass; frequency rank 66540
- amyl — a hydrocarbon radical that occurs in many organic compounds; frequency rank 68124
- ambergris — a waxy substance formed in the digestive tract of a sperm whale and historically prized as a perfume fixative; frequency rank 68278
- bismuth — the chemical element with symbol Bi and atomic number 83, a dense, brittle, crystalline metal that is silvery white with a pink tinge; frequency rank 68412
- sunstone — a gem variety of feldspar whose reflective inclusions often produce a glittering optical effect called aventurescence; frequency rank 68933
- buckskin — soft, strong leather traditionally made from deerskin and now also from sheepskin; frequency rank 69238
- feldspar — any mineral in a major group of rock-forming aluminosilicates containing potassium, sodium, or calcium; frequency rank 70665
- coagulate — to change from a liquid to a thickened or solid state; frequency rank 74723
- malachite — a bright green copper carbonate mineral used as an ore, pigment, and ornamental stone; frequency rank 75494
- gabardine — a firm, tightly woven fabric with a smooth face and a prominent diagonal twill, used especially for suits and coats; frequency rank 75939
- flinders — small broken pieces, splinters, or fragments, especially after something has been smashed; frequency rank 77455
- skein — a length of yarn or thread wound into a loose, elongated coil; frequency rank 77728
- astrakhan — the tightly curled black or gray fleece of a young karakul lamb, used as fur; frequency rank 78405
- crystallization — The process of becoming clear, definite, or precise.; frequency rank 79779
- tritium — a radioactive isotope of hydrogen whose nucleus contains one proton and two neutrons; symbol 3H or T; frequency rank 80501
- cowhide — strong leather made from the skin of a cow; frequency rank 82043
- catgut — a tough cord made from the cleaned and twisted intestines of animals, usually sheep, formerly used for musical strings, racket strings, and surgical sutures; frequency rank 85069
- merino — The fabric made from this wool (or from any similar yarn).; frequency rank 87466
- whalebone — baleen, the flexible keratin plates in certain whales' mouths that filter food from water; frequency rank 87823
- papier-mâché — a moldable material made from paper pulp or strips of paper mixed with glue or paste and hardened when dry; frequency rank 89018
- travertine — a light-colored, often porous form of limestone deposited by mineral springs and used as a building or decorative stone; frequency rank 89718
- vanadium — the chemical element with symbol V and atomic number 23, a silvery transition metal used chiefly to strengthen steel and in several industrial catalysts; frequency rank 94945
- molybdenum — the hard, silvery chemical element with symbol Mo and atomic number 42, used especially to strengthen steel alloys; frequency rank 96036
- freestone — stone, especially sandstone or limestone, that can be cut and worked easily in any direction; frequency rank 99378
- oakum — loose hemp or jute fiber, traditionally made by untwisting old rope and used with pitch to seal seams; frequency rank 101346
- carnelian — a translucent red, orange, or reddish-brown variety of chalcedony used as a gemstone; frequency rank 101419
- bromine — the chemical element with atomic number 35 and symbol Br, a toxic, fuming red-brown halogen that is liquid at room temperature; frequency rank 103358
- pyrite — a common brass-yellow mineral consisting of iron disulfide, often mistaken for gold; frequency rank 104091
- pinchbeck — an alloy of copper and zinc formerly used as an imitation of gold; frequency rank 104538
- mousseline — a very fine, soft, semi-transparent fabric resembling muslin, made from silk, wool, or cotton; frequency rank 109335
- woodcut — engraving consisting of a block of wood with a design cut into it; frequency rank 111320
- dreg — a small amount of sediment or residue left at the bottom of a liquid; frequency rank 112001
- marl — a loose earthy deposit made chiefly of clay and calcium carbonate, often containing shell fragments; frequency rank 112967
- tole — decorative sheet-metal ware with a painted, lacquered, or enamelled surface; frequency rank 113152
- baize — a thick, soft woolen cloth resembling felt, often green and used to cover card or billiard tables; frequency rank 115804
- promethium — the radioactive rare-earth chemical element with symbol Pm and atomic number 61, which has no stable isotopes; frequency rank 116757
- basaltic — geology: relating to, formed from, containing, or resembling basalt; frequency rank 118161
- rhodium — the rare, hard, silvery-white chemical element with symbol Rh and atomic number 45, belonging to the platinum group; frequency rank 124479
- oilcloth — cloth coated with oil, resin, or another waterproof material, formerly used for floors, tables, shelves, and coverings; frequency rank 128766
- sulfurous — containing, resembling, or smelling of sulfur; frequency rank 130074
- emulsifier — A substance that helps two liquids mix into a smooth blend and keeps them from separating.; frequency rank 132873
- verdigris — the blue-green patina that forms on copper, brass, or bronze exposed to air and moisture; frequency rank 138541
- ormolu — gilt bronze or brass, especially mercury-gilded decorative mounts used on fine European furniture, clocks, and ornaments; frequency rank 139418
- porphyry — an igneous rock containing conspicuous large crystals within a much finer-grained groundmass; frequency rank 140077
- spermaceti — a white waxy substance from the spermaceti organ in a sperm whale's head, historically used in candles, cosmetics, ointments, and lubricants; frequency rank 142269
- actinium — the radioactive metallic chemical element with symbol Ac and atomic number 89, the first element of the actinide series; frequency rank 143020
- nacre — the hard, smooth, iridescent substance lining many mollusc shells and forming the outer coating of pearls; frequency rank 152258
- gneiss — a coarse-grained metamorphic rock with distinct light and dark mineral bands, commonly formed under high temperature and pressure; frequency rank 154536
- pasteboard — stiff cardboard made by pasting together layers or sheets of paper; frequency rank 154982
- ammoniac — relating to, containing, or resembling ammonia; frequency rank 159534
- broadcloth — a dense, smooth woolen cloth, historically woven wider than ordinary cloth and used for fine garments; frequency rank 167581
- cambric — a fine, closely woven white fabric originally made of linen and now also made of cotton; frequency rank 179934
- solferino — a vivid purplish-red or magenta color, originally the name of an aniline dye; frequency rank 180277
- selenite — a transparent or translucent crystalline variety of gypsum; frequency rank 182337
- emulsify — To mix two liquids that normally separate, such as oil and water, into a smooth blend.; frequency rank 184119
- technetium — the radioactive metallic chemical element with symbol Tc and atomic number 43, all of whose isotopes are unstable; frequency rank 189752
- ironstone — an iron-rich sedimentary rock or ore; frequency rank 190478
- matchwood — wood reduced to small splinters, especially by violent damage; frequency rank 191287
- bituminous — containing, resembling, or having the tar-like qualities of bitumen; frequency rank 193805
- concretion — a hard, often rounded mineral mass formed by material accumulating within sediment or sedimentary rock; frequency rank 208495
- leathern — made of leather; now chiefly archaic or literary; frequency rank 211292
- neptunium — the radioactive transuranic chemical element with symbol Np and atomic number 93; frequency rank 214946
- cretonne — a strong, often printed fabric of cotton, linen, or rayon used especially for curtains, slipcovers, and upholstery; frequency rank 216100
- viscid — having the sticky properties of an adhesive; frequency rank 217026
- granule — a very small grain or particle of a substance; frequency rank 229708
- leavening — A substance, such as yeast, that makes dough or batter rise.; frequency rank 242365
- satinwood — a smooth, hard, lustrous yellowish wood used for fine furniture, veneers, marquetry, and cabinetwork; frequency rank 246373
- protactinium — the chemical element with symbol Pa and atomic number 91, a dense, silvery, highly radioactive actinide metal with no stable isotopes; frequency rank 252607
- syenite — a coarse-grained intrusive igneous rock composed mainly of alkali feldspar with minerals such as hornblende or biotite and little or no quartz; frequency rank 258024
- castoreum — a strong-smelling secretion from a beaver's castor sacs, used in scent marking and historically in medicine and perfumery; frequency rank 262884
- india-rubber — an old-fashioned name for natural rubber, the elastic waterproof material obtained from plant latex; frequency rank 264538
- curium — a synthetic radioactive metallic chemical element with atomic number 96 and symbol Cm; frequency rank 266736
- iodoform — a pale yellow crystalline compound, CHI₃, with a strong odor, formerly used as an antiseptic; frequency rank 270060
- vitrify — to convert a material into glass or a glasslike substance by heat and fusion, or to undergo that change; frequency rank 270469
- efflorescence — a powdery or crystalline deposit left on a surface when dissolved salts migrate and the water evaporates; frequency rank 270959
- sleave — archaic: to separate or spread into fine threads, strands, or filaments; frequency rank 272603
- carborundum — silicon carbide, an extremely hard crystalline material used as an abrasive and in industrial ceramics; frequency rank 283176
- greenstone — any of various compact dark-green rocks, especially altered basic igneous rocks such as diabase or diorite; frequency rank 290187
- emulsification — The process of mixing two liquids that normally separate, such as oil and water, into a smooth blend.; frequency rank 298566
- encrust — to cover or become covered with a hard crust or deposited layer; frequency rank 311064
- fusible — capable of being melted or fused by heat; frequency rank 312955
- siliceous — of, relating to, containing, or resembling silica or a silicate; frequency rank 315940
- picric — designating a type of bitter yellow acid.; frequency rank 320579
- aragonite — an orthorhombic mineral form of calcium carbonate, denser than calcite and common in shells, pearls, coral skeletons, and some cave deposits; frequency rank 320698
- fermium — a synthetic radioactive chemical element with atomic number 100 and symbol Fm; frequency rank 326062
- bombazine — a twilled fabric traditionally made with a silk warp and worsted weft, often dyed black for mourning clothes; frequency rank 333176
- whipcord — a thin, strong, tightly twisted cord, originally used for the lash of a whip; frequency rank 373800
- chrysolite — a yellow-green or golden-green gem variety of olivine, now generally called peridot; frequency rank 374819
- metalled — (Of a road) surfaced with crushed stone or gravel.; frequency rank 385154
- argillaceous — made of, containing, or resembling clay; frequency rank 402869
- lawrencium — a synthetic radioactive chemical element with atomic number 103 and symbol Lr; frequency rank 406318
- corrugate — to form a material into parallel ridges, folds, or grooves; frequency rank 409224
- sardius — historical or biblical: sard, a translucent brownish-red to deep orange-red variety of chalcedony used as a gemstone; frequency rank 416657
- silex — silica or a hard siliceous material, especially flint; frequency rank 431395
- balas — a pale red or rose-coloured spinel historically called a balas ruby and often mistaken for true ruby; frequency rank 468135
- spinel — a hard, glassy magnesium aluminium oxide mineral that crystallizes in the cubic system and occurs in many colors; frequency rank 487064
- jacinth — a transparent reddish-orange or reddish-brown variety of zircon used as a gemstone; frequency rank 586671
- ammoniacal — pertaining to or containing or similar to ammonia; frequency rank 625226
- tussore — a strong, naturally tan or brownish silk produced by the larvae of several wild Asian saturniid moths; frequency rank 628836
- ferruginous — containing iron or an iron compound; frequency rank 637564
- gumwood — the wood of a gum tree, especially eucalyptus or sweetgum, used for timber and other products; frequency rank 697441
- silvern — having the white lustrous sheen of silver; frequency rank 767868
- litharge — lead monoxide, especially the fused yellow or reddish material produced during the refining of lead or silver; frequency rank 794525
- fusibility — the quality or degree of being capable of melting or being fused by heat; frequency rank 885526
- peltry — animal pelts or furs collectively, especially raw, undressed skins traded as a commodity; frequency rank 1008959
- steatite — a soft, dense variety of talc with a soapy feel, commonly called soapstone; frequency rank 1095035
- castor oil — a pale, thick oil pressed from castor beans, used medicinally as a laxative and industrially as a lubricant, plasticizer, and chemical feedstock; frequency rank 1229660
- moreen — historical: a heavy woolen or wool-and-cotton furnishing fabric, often with a ribbed or watered finish; frequency rank 1355337
- feldspathic — relating to, containing, or rich in feldspar; frequency rank 1409857
- benzoline — a historical name for a volatile petroleum or coal-tar solvent, used especially for cleaning and removing grease
- dissoluble — capable of being dissolved or broken down into constituent parts
- cinnamon stone — an orange to reddish-brown gemstone variety of grossular garnet, also called hessonite
- senega — historical: gum arabic obtained in or exported from the Senegal region, used especially in dyeing and manufacturing
- copperas — historical chemistry: iron(II) sulfate, a green crystalline compound used in dyes, inks, tanning, and other processes
- shruff — historical metalworking: old or broken brass or copper, filings, dross, and similar metal refuse kept for remelting
- fustic — the yellow dyewood or dye obtained from the tropical American tree Maclura tinctoria, also called old fustic or dyer's mulberry
- greensand — greenish sand or sandstone containing the mineral glauconite
- iron mould — a yellow, brown, or reddish stain on cloth, paper, or a similar material caused by rusty iron or an iron-based ink
- muriate — an obsolete chemical name for a chloride, a salt regarded as derived from muriatic acid
- whinstone — chiefly British: hard, dark basaltic rock or traprock, often quarried for road stone
- chrysoberyl — a very hard beryllium aluminium oxide mineral, commonly yellow to green and used as a gemstone
- micaceous — containing or consisting partly of mica
- phonolite — a fine-grained volcanic rock composed chiefly of alkali feldspar and nepheline, some varieties of which ring when struck
- shagreen — a tough leather with a granular surface, historically made from horsehide and now commonly from shark or ray skin
- jadeite — a hard pyroxene mineral rich in sodium and aluminium, one of the two main materials called jade
- nephrite — a tough, fine-grained calcium magnesium silicate material, one of the two main stones called jade
- chalcedony — a form of quartz made of very small crystals, often translucent and used as a decorative stone

### C2+
- flannel — A soft cloth material originally woven from wool, today often combined with cotton or synthetic fibers.; frequency rank 20830
- mendelevium — a synthetic radioactive metallic chemical element with atomic number 101 and symbol Md; frequency rank 181688
- lambswool — soft wool or woolen fabric from the first shearing of young sheep; frequency rank 301697
- lawny — made of or resembling lawn, a fine, lightweight linen or cotton fabric; frequency rank 437452
- linsey-woolsey — a coarse, sturdy fabric woven with a linen or cotton warp and a woolen weft; frequency rank 491021
- cherty — containing, resembling, or composed largely of chert, a hard fine-grained siliceous rock; frequency rank 494702
- rutherfordium — a synthetic radioactive chemical element with atomic number 104 and symbol Rf; frequency rank 775604
- spilth — Spillage; spilled material; frequency rank 794079
- orrisroot — the dried, fragrant rhizome of certain irises, especially Iris pallida and Iris germanica; frequency rank 1240302
- repellent — causing disgust or aversion; a substance that drives something away
- alloy — a metal made by combining two or more elements
- condense — to make denser or more concise; to change from gas to liquid
- inhalation — the act of breathing air or another substance into the lungs
- wring — to squeeze and twist something to force out liquid
- precipitate — to cause to happen suddenly; hasty; a solid separated from a solution
- boracic — of or containing boric acid; British rhyming slang for penniless
- dematerialization — the process of losing or seeming to lose material form or substance
- immaterial — unimportant or irrelevant; also, having no physical substance
- runny — more liquid than is usual or expected; tending to flow
- textile — a type of cloth or woven fabric
- adhesive — a substance used to stick objects together; sticky
- admix — to mingle or blend one substance with another
- beefy — muscular, brawny, or substantially solid
- dilute — to make a liquid thinner or weaker by adding water or another substance
- gilded — covered with a thin layer of gold; superficially attractive
- inane — silly, empty, and lacking sense or substance
- pornographic — relating to explicit sexual material intended to arouse
- precipitant — a substance causing a precipitate; acting with sudden haste
- secrete — to produce and discharge a substance; also, to hide away
- transmutation — the act of changing one substance or form into another
- adulterant — a substance added to dilute or debase something, especially a foodstuff
- argent — silver; the heraldic tincture silver or white
- assay — a test of the quality or composition of a substance, especially an ore or metal
- coating — a thin layer of substance spread over a surface
- contaminant — a substance that pollutes or makes something impure
- dyestuff — a material yielding a dye, especially a synthetic coloring agent
- extrusion — the act of forcing or thrusting out, as shaping material through a die
- glue — an adhesive substance for joining things; to stick fast
- hydrometeor — any atmospheric water in liquid or solid form, such as rain, snow, or fog
- insubstantial — lacking substance, strength, or reality; flimsy
- insulate — to protect by surrounding with a non-conducting material or barrier
- panning — the act of washing sediment to separate gold, or of harshly criticizing
- shard — a sharp fragment of broken pottery, glass, or other brittle material
- spout — a tube or lip for pouring liquid; to eject liquid forcibly
- torrent — a strong, fast-moving stream of water or other liquid
- amalgam — a blend or mixture, especially an alloy of mercury with another metal
- anneal — to heat metal or glass and cool it slowly to toughen and reduce brittleness
- blacksmith — a metalworker who forges and shapes iron with a hammer and anvil
- carburize — to harden the surface of iron or steel by adding carbon
- chunky — thick and solid, or containing thick lumps
- counterpoison — a substance that neutralizes a poison; an antidote
- desalt — to remove salt from, especially from seawater
- excitant — a substance or agent that stimulates a bodily function
- firmament — the vault of the sky regarded as a solid expanse; the heavens
- frit — calcined materials fused to make glass or glaze
- glassy — smooth and shiny like glass; lacking expression
- herbicide — a chemical substance used to destroy unwanted plants
- immersion — the act of plunging into a liquid or being deeply involved in something
- impregnant — a substance used to impregnate or saturate something
- impregnate — to saturate or imbue with a substance, or to make pregnant
- insecticide — a substance used to kill insects
- leakage — the gradual escape of a fluid, gas, or information through a flaw or opening
- lox — brine-cured salmon; also liquid oxygen
- ovoid — egg-shaped; a solid or surface shaped like an egg
- radiumize — to treat or impregnate with radium or radioactive material
- rancid — smelling or tasting unpleasantly stale, as of spoiled fat or oil
- ruffle — to disturb the smoothness of; to annoy; a gathered frill of fabric
- sandpaper — paper coated with abrasive grit, used to smooth surfaces
- smear — to spread a substance messily; to slander someone
- soakage — the act of soaking or the liquid absorbed by soaking
- spike — a thin pointed piece of metal, or a sharp sudden increase
- swarf — the fine chips or filings produced by machining or grinding metal
- toxicant — a poisonous substance, especially a man-made one
- turbine — a rotary engine driven by a flow of water, steam, gas, or air
- woody — consisting of or resembling wood, or covered with trees
- parmacety — obsolete: spermaceti, the white waxy substance obtained from the head of a sperm whale
- hahnium — obsolete, a proposed name used during disputes over the naming of heavy synthetic elements, especially dubnium and hassium
- gold latten — historical: gold formed into thin plates or sheets
- masting timber — timber of the size and quality required for making ships' masts, yards, or similar spars
- gum Senegal — a variety of gum arabic historically exported from Senegal and obtained from acacia trees
- mundic — Cornish and mining usage: pyrite or arsenopyrite, especially when occurring as a sulfurous mineral in an ore
- brickdust — fine powder produced from crushed, cut, or weathered brick
- cymophane — a translucent yellowish or greenish variety of chrysoberyl displaying chatoyancy, commonly called cat's-eye
- mica-slate — historical geology: a foliated metamorphic rock composed chiefly of mica and quartz, now usually called mica schist
- cinderous — consisting of, resembling, or covered with cinders
- bistered — colored with or as if with bister
- arsenicate — to treat, impregnate, or contaminate with arsenic or an arsenic compound
- dissolubility — the capacity of a substance or structure to be dissolved or disintegrated