This week on The Missing Workbook
1 new learner
12 reviews
Word
English Vocabulary
Pick a CEFR level (A1–C2, plus C2+ for rare words beyond the CEFR scale) — A1 is the friendliest place to start — and browse its words grouped by topic: travel, food, the body, emotions, and more. Each word shows its meaning, example sentences, and US/UK pronunciation.
Choose your level
All 27,899 wordsC2+ is beyond the official CEFR scale: rare, specialist, and literary words kept for reference.
8073 words
unaccelerated
C2
/ˌʌnəkˈsɛləreɪtɪd/
having zero acceleration in a specified inertial frame; remaining at rest or moving with an unchanging velocity vector
Meaning
Off
Sound
Off
unconspicuous
C2+
/ˌʌn.kənˈspɪk.ju.əs/
not readily visible or noticeable; not attracting attention
Meaning
Off
Sound
Off
unsympathizing
C2+
/ʌnˈsɪm.pə.θaɪ.zɪŋ/
not feeling, showing, or expressing sympathy
Meaning
Off
Sound
Off
unintermitted
C2
/ˌʌn.ɪn.tɚˈmɪt.ɪd/
continuing without interruption or pause; ceaseless
Meaning
Off
Sound
Off
mammiferous
C2+
/mæˈmɪf.ɚ.əs/
historical zoology: mammalian; belonging to the class of animals whose females have mammary glands
Meaning
Off
Sound
Off
unsplinterable
C2+
/ˌʌnˈsplɪn.tɚ.ə.bəl/
resistant or impossible to split, shatter, or break into sharp fragments
Meaning
Off
Sound
Off
lamplit
C2+
/ˈlæmpˌlɪt/
illuminated by one or more lamps
Meaning
Off
Sound
Off
fear-struck
C2+
/ˈfɪrˌstrʌk/
overcome, transfixed, or deeply affected by fear
Meaning
Off
Sound
Off
lichenous
C2+
/ˈlaɪkənəs/
covered with or bearing lichen
Meaning
Off
Sound
Off
slumbrous
C2
/ˈslʌmbrəs/
drowsy, sleepy, or suggestive of sleep
Meaning
Off
Sound
Off
daylit
C2+
/ˈdeɪˌlɪt/
illuminated by natural daylight
Meaning
Off
Sound
Off
radiational
C2
/ˌreɪdiˈeɪʃənəl/
relating to, involving, or caused by radiation
Meaning
Off
Sound
Off
unemancipable
C2+
/ˌʌnɪˈmænsəpəbəl/
incapable of being emancipated, freed, or released from control
Meaning
Off
Sound
Off
unarrestable
C2+
/ˌʌn.əˈrɛs.tə.bəl/
impossible to stop, check, restrain, or bring to a halt
Meaning
Off
Sound
Off
quasi-transitive
C2+
/ˌkweɪzaɪ ˈtrænzətɪv/
approximately transitive; allowing a weaker or graded relation between the first and third terms when successive pairs are related
Meaning
Off
Sound
Off
untechnical
C2
/ˌʌnˈtɛknɪkəl/
not using specialist terminology or requiring technical knowledge
Meaning
Off
Sound
Off
unperiodic
C2+
/ˌʌnpɪriˈɑdɪk/
not periodic; not recurring at regular intervals or lacking a repeating pattern
Meaning
Off
Sound
Off
prenewtonian
C2+
/ˌpriːnuˈtoʊniən/
existing before Isaac Newton's work or before the adoption of Newtonian science
Meaning
Off
Sound
Off
berkeleian
C2
/bɑrˈkliən/
relating to George Berkeley or to his philosophy of subjective idealism
Meaning
Off
Sound
Off
pre-coordinate
C2+
/ˌpriːkoʊˈɔrdənət/
existing or formulated before a coordinate system has been introduced
Meaning
Off
Sound
Off
psycho-cerebral
C2+
/ˌsaɪkoʊ səˈriːbrəl/
relating jointly to mental phenomena and the brain, especially to correlations between psychological and cerebral events
Meaning
Off
Sound
Off
unaspiring
C2+
/ˌʌnəˈspaɪrɪŋ/
lacking ambition or a desire for advancement
Meaning
Off
Sound
Off
pro tem
C1
/ˌproʊ ˈtem/
temporarily; for the time being
Meaning
Off
Sound
Off
Aetolian
C2
/iˈtoʊ.li.ən/
of or relating to Aetolia, a region of western Greece, or to its ancient people
Meaning
Off
Sound
Off
arrowy
C2
/ˈæroʊi/
shaped, straight, swift, or moving like an arrow; literary
Meaning
Off
Sound
Off
dissoluble
C2
/dɪˈsɑljəbəl/
capable of being dissolved or broken down into constituent parts
Meaning
Off
Sound
Off
unfashioned
C2
/ʌnˈfæʃənd/
not made, shaped, or fully formed; unformed or incomplete; literary
Meaning
Off
Sound
Off
ungazed
C2
/ʌnˈɡeɪzd/
not looked at or regarded, usually followed by at or upon; literary
Meaning
Off
Sound
Off
preux
C2
/prø/
literary or archaic: chivalrous, valiant, or gallant
Meaning
Off
Sound
Off
aesthetico-moral
C2+
/esˌθet.ɪ.koʊˈmɔːr.əl/
relating jointly to aesthetic values and moral judgments or principles
Meaning
Off
Sound
Off
logico-mathematical
C2+
/ˌlɑː.dʒɪ.koʊˌmæθ.əˈmæt.ɪ.kəl/
relating jointly to formal logic and mathematics, especially to work that expresses mathematical theories through logical systems
Meaning
Off
Sound
Off
pre-Copernican
C2
/ˌpriː.koʊˈpɝː.nɪ.kən/
existing before Nicolaus Copernicus's work or before acceptance of the heliocentric model associated with him
Meaning
Off
Sound
Off
cobalt blue
C2
/ˈkoʊ.bɑːlt ˌbluː/
a strong, vivid blue color, often with a slightly greenish cast
Meaning
Off
Sound
Off
candleshade
C2
/ˈkæn.dəlˌʃeɪd/
a small shade fitted around or over a candle flame or candle-shaped lamp to soften, color, or direct its light and reduce glare
Meaning
Off
Sound
Off
exigible
C2
/ˈɛksədʒəbəl/
legally due, demandable, or capable of being exacted, especially of a debt, tax, or payment
Meaning
Off
Sound
Off
sea-loch
C2
/ˈsiː ˌlɑːk/
a long, narrow arm of the sea extending into the land, especially on the coast of Scotland
Meaning
Off
Sound
Off
predial
C2
/ˈpriːdiəl/
of, relating to, or derived from land, landed property, or agriculture
Meaning
Off
Sound
Off
portionless
C2+
/ˈpɔrʃənləs/
having no allotted share, inheritance, or dowry
Meaning
Off
Sound
Off
trochee
C2
/ˈtroʊki/
a metrical foot consisting of a stressed syllable followed by an unstressed syllable, or a long syllable followed by a short one
Meaning
Off
Sound
Off
referable
C2
/rɪˈfɝəbəl/
capable of being attributed or related to a particular cause, source, or category
Meaning
Off
Sound
Off
eristic
C2
/ɪˈrɪstɪk/
characterized by argumentative, often specious reasoning intended to win rather than discover truth
Meaning
Off
Sound
Off
ganoid
C2
/ˈɡænɔɪd/
having hard, shiny, enamel-like scales of the type found on gars and some other fishes
Meaning
Off
Sound
Off
farinaceous
C2
/ˌfærəˈneɪʃəs/
made from, containing, or rich in flour or starch
Meaning
Off
Sound
Off
ducatoon
C2+
/ˈdʌkəˌtuːn/
a large silver coin formerly used in the Low Countries and parts of Italy, especially in the seventeenth and eighteenth centuries
Meaning
Off
Sound
Off
cycadaceous
C2+
/ˌsaɪkəˈdeɪʃəs/
of, relating to, or resembling cycads, especially plants of the family Cycadaceae
Meaning
Off
Sound
Off
asmear
C2+
/əˈsmɪɹ/
smeared or covered over with a greasy, dirty, or sticky substance; archaic and literary
Meaning
Off
Sound
Off
circumjacent
C2
/ˌsɝkəmˈdʒeɪsənt/
lying around or surrounding a place or object
Meaning
Off
Sound
Off
damnatory
C2
/ˈdæmnəˌtɔri/
expressing, conveying, or bringing condemnation; damning
Meaning
Off
Sound
Off
expostulatory
C2+
/ɪkˈspɑːstʃələtɔːri/
expressing earnest disagreement, protest, or persuasion intended to dissuade someone
Meaning
Off
Sound
Off
cosmogonal
C2+
/kɑzˈmɑɡənəl/
relating to cosmogony or to a theory about the origin and development of the universe
Meaning
Off
Sound
Off
polysynthetic
C2
/ˌpɑːlisɪnˈθɛtɪk/
linguistics: describing a language or word structure in which single words typically contain many morphemes and can express sentence-like meanings
Meaning
Off
Sound
Off
anapestic
C2
/ˌænəˈpɛstɪk/
in prosody, relating to or composed of anapests, metrical feet with two unstressed or short syllables followed by one stressed or long syllable
Meaning
Off
Sound
Off
redivivus
C2+
/ˌrɛdəˈvaɪvəs/
literary, used after a noun: brought back to life, revived, or appearing again in a new form
Meaning
Off
Sound
Off
philhellenic
C2
/ˌfɪlhəˈlɛnɪk/
admiring or supporting Greece, the Greeks, or Greek culture
Meaning
Off
Sound
Off
firelit
C2+
/ˈfaɪɚˌlɪt/
illuminated by the light of a fire
Meaning
Off
Sound
Off
hueless
C2+
/ˈhjuːləs/
having no hue or color; colorless or drained of color
Meaning
Off
Sound
Off
panharmonic
C2+
/ˌpæn.hɑɹˈmɑn.ɪk/
music: adapted to, employing, or ranging across all harmonies or musical modes
Meaning
Off
Sound
Off
cupreous
C2
/ˈkjuːpriəs/
having the reddish-brown color or metallic sheen of polished copper
Meaning
Off
Sound
Off
chewink
C2+
/tʃɪˈwɪŋk/
an eastern towhee, a large New World sparrow with reddish sides and, in the male, black upperparts
Meaning
Off
Sound
Off
intensional
C2
/ɪnˈten.ʃən.əl/
in logic and semantics, relating to or determined by intension: the meaning, properties, or conditions associated with an expression rather than the objects it denotes
Meaning
Off
Sound
Off
signless
C2+
/ˈsaɪn.ləs/
in mathematics, written or considered without an explicit positive or negative sign
Meaning
Off
Sound
Off
teleostean
C2
/ˌtɛliˈɑstiən/
relating to the teleosts, the large group containing most living bony fishes
Meaning
Off
Sound
Off
esculent
C2
/ˈɛskjələnt/
fit or suitable to be eaten; edible
Meaning
Off
Sound
Off
pachydermatous
C2
/ˌpækɪˈdɝmətəs/
of, relating to, or characteristic of pachyderms
Meaning
Off
Sound
Off
superincumbent
C2
/ˌsuːpərɪnˈkʌmbənt/
lying, resting, or pressing on top of something else
Meaning
Off
Sound
Off
azoic
C2
/eɪˈzoʊɪk/
containing no evidence of life or dating from a time believed to precede life
Meaning
Off
Sound
Off
carunculated
C2+
/kəˈrʌŋkjəˌleɪtɪd/
having one or more caruncles, especially fleshy growths on the head or neck of a bird
Meaning
Off
Sound
Off
cephalopodic
C2+
/ˌsɛfələˈpɑːdɪk/
belonging to, characteristic of, or resembling a cephalopod
Meaning
Off
Sound
Off
undiscussable
C2
/ˌʌndɪsˈkʌsəbəl/
unable or considered unsuitable to be discussed, mentioned, or debated
Meaning
Off
Sound
Off
unskillfully
C2
/ʌnˈskɪlfəli/
in a way that lacks skill, competence, or dexterity
Meaning
Off
Sound
Off
unwhole
C2+
/ʌnˈhoʊl/
rare: not whole, complete, or entire
Meaning
Off
Sound
Off
coelospermous
C2+
/ˌsiːloʊˈspɝməs/
having a seed or seedlike fruit whose inner face is hollowed or incurved
Meaning
Off
Sound
Off
dicotyledonous
C2
/ˌdaɪkɑtəlˈiːdənəs/
having an embryo with two cotyledons, as in the flowering plants traditionally called dicotyledons
Meaning
Off
Sound
Off
diluvial
C2
/daɪˈluːviəl/
relating to, caused by, or deposited by a great flood
Meaning
Off
Sound
Off
fossorial
C2
/fɑˈsɔriəl/
adapted for digging or for living chiefly underground
Meaning
Off
Sound
Off
homopterous
C2+
/həˈmɑptərəs/
relating to the Homoptera, a former grouping of insects including cicadas, aphids, and scale insects
Meaning
Off
Sound
Off
orthospermous
C2+
/ˌɔrθoʊˈspɝməs/
having a seed or seedlike fruit whose inner face is straight rather than hollowed or incurved
Meaning
Off
Sound
Off
erethism
C2
/ˈɛrəˌθɪzəm/
an abnormally high degree of irritability or responsiveness to stimulation
Meaning
Off
Sound
Off
pipewort
C2
/ˈpaɪpˌwɝt/
any of several aquatic or marsh plants of the genus Eriocaulon, with narrow leaves and small flowers gathered in dense heads
Meaning
Off
Sound
Off
succedaneous
C2
/ˌsʌksəˈdeɪniəs/
rare: serving in place of something else; acting as a substitute
Meaning
Off
Sound
Off
suent
C2+
/ˈsuːənt/
dialectal: smooth, even, regular, or working steadily
Meaning
Off
Sound
Off
osculant
C2+
/ˈɑskjələnt/
intermediate between two taxonomic groups and sharing characteristics of each
Meaning
Off
Sound
Off
phyllodineous
C2+
/ˌfɪləˈdɪniəs/
having phyllodes, or relating to plants in which flattened leafstalks perform the function of leaf blades
Meaning
Off
Sound
Off
savorless
C2
/ˈseɪvərləs/
having little or no taste, flavor, or appetizing quality
Meaning
Off
Sound
Off
sublittoral
C2
/ˌsʌbˈlɪtərəl/
situated or formed in the permanently submerged coastal zone below the low-tide line
Meaning
Off
Sound
Off
shackly
C2+
/ˈʃækli/
chiefly dialectal: rickety, shaky, or poorly built
Meaning
Off
Sound
Off
laciniate
C2
/ləˈsɪniət/
botany and zoology: cut into a fringe or into deep, narrow, irregular lobes
Meaning
Off
Sound
Off
plumose
C2
/ˈpluːˌmoʊs/
covered with, bearing, or consisting of feathers or plumes
Meaning
Off
Sound
Off
dimmish
C2+
/ˈdɪmɪʃ/
somewhat dim; giving or having only a little light
Meaning
Off
Sound
Off
engrailed
C2
/ɪnˈɡreɪld/
heraldry: edged with a series of small inward-curving semicircles whose points face outward
Meaning
Off
Sound
Off
deliquescent
C2
/ˌdɛlɪˈkwɛsənt/
chemistry: absorbing enough moisture from the air to dissolve gradually and form a solution
Meaning
Off
Sound
Off
invected
C2+
/ɪnˈvɛktɪd/
heraldry: edged with a series of convex semicircles or arcs whose points face inward
Meaning
Off
Sound
Off
infusorial
C2
/ˌɪnfjʊˈzɔːriəl/
historical biology: relating to, containing, or formed from Infusoria, a former broad grouping of microscopic aquatic organisms
Meaning
Off
Sound
Off
side-wheel
C2+
/ˈsaɪdˌwiːl/
nautical: having a paddle wheel on each side of the hull
Meaning
Off
Sound
Off
testaceous
C2
/tɛˈsteɪʃəs/
zoology and botany: dull brick-red, orange-brown, or yellowish-brown in color
Meaning
Off
Sound
Off
stellated
C2+
/ˈstɛl.eɪ.tɪd/
arranged, marked, or radiating in the shape of a star
Meaning
Off
Sound
Off