Word Formation & Derivatives
Prefixes, suffixes, compounds, inflections, and derived word families.
7226 words
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Some words in this topic are A2–C2 — part of Pro. A1 words are always free.
Go ProC1 (1005) Pro
array
C1
/əˈɹeɪ/
A large group or wide range of things, often impressively displayed.
M
S
synthetic
C1
/sɪnˈθɛtɪk/
Made artificially by chemical processes rather than coming from nature.
M
S
ethical
C1
/ˈɛθɪkəl/
Morally right; following accepted principles of good behaviour.
M
S
boundary
C1
/ˈbaʊndəɹi/
A line that marks where one area ends and another begins.
M
S
aerial
C1
/ˈɛɹiəl/
existing or living or growing or operating in the air
M
S
comply
C1
/kəmˈplaɪ/
To do what a rule, order, or request demands.
M
S
allegedly
C1
/əˈlɛdʒ.ɪd.li/
According to what people say, though it has not been proven.
M
S
deploy
C1
/dɪˈplɔɪ/
To move troops or equipment into position ready for action.
M
S
rotation
C1
/ɹoʊˈteɪʃən/
The act of turning around a central point or axis.
M
S
solely
C1
/ˈsoʊl.li/
Only and not involving anyone or anything else.
M
S
superficial
C1
/ˌsu.pɚˈfɪʃ.əl/
Not deep or thorough; dealing only with the obvious.
M
S
timber
C1
/ˈtɪmbɚ/
Wood prepared for building or making things.
M
S
intensity
C1
/ɪnˈtɛnsɪti/
The strength or degree of something such as a feeling or activity.
M
S
confrontation
C1
/ˌkɑn.fɹənˈteɪ.ʃən/
An angry meeting or argument between people who disagree, often face to face.
M
S
representation
C1
/ˌɹɛp.ɹə.zɛnˈteɪ.ʃən/
The act of speaking or acting on behalf of a person or group.
M
S
well-being
C1
/wɛlˈbiː.ɪŋ/
The state of being healthy, happy, and comfortable.
M
S
sensitivity
C1
/ˌsɛn.səˈtɪv.ə.ti/
The ability to understand and respond carefully to other people's feelings.
M
S
removal
C1
/ɹɪˈmu.vəl/
The act of taking something away or getting rid of it.
M
S
indictment
C1
/ɪnˈdaɪt.mənt/
A formal legal charge accusing someone of a serious crime.
M
S
casualty
C1
/ˈkæʒu.əlti/
A person killed or injured in an accident, disaster, or war.
M
S
fraction
C1
/ˈfɹæk.ʃən/
A small part of something larger.
M
S
solidarity
C1
/ˌsɑ.ləˈdæɹ.ə.ti/
Unity and mutual support among a group of people who share the same goal or interest.
M
S
seemingly
C1
/ˈsiːmɪŋli/
In a way that appears to be true, though it may not really be.
M
S
provisions
C1
/pɹəˈvɪʒ.ənz/
Supplies of food and other essentials, especially for a journey or hard times.
M
S
craving
C1
/ˈkɹeɪ.vɪŋ/
A very strong desire for something.
M
S
renowned
C1
/ɹɪˈnaʊnd/
Famous and admired for something.
M
S
presently
C1
/ˈprɛzəntli/
Soon; before long.
M
S
distinctive
C1
/dɪˈstɪŋktɪv/
Having a special quality that makes something easy to recognize.
M
S
upcoming
C1
/ˈʌpˌkəmɪŋ/
Happening or coming soon.
M
S
credible
C1
/ˈkɹɛdəbl̩/
Able to be believed; convincing and plausible.
M
S
capitalism
C1
/ˈkæpɪ̈tl̩ˌɪzm̩/
An economic system in which businesses and property are privately owned and run for profit.
M
S
tinker
C1
/ˈtɪŋkɚ/
To make small adjustments to something, often without a clear plan, to try to fix or improve it.
M
S
tangled
C1
/ˈtæŋ.ɡəld/
Twisted together into a messy, knotted mass.
M
S
appalling
C1
/əˈpɔːlɪŋ/
Shocking and extremely bad.
M
S
dictate
C1
/ˈdɪkˌteɪt/
To speak words aloud for someone else to write down or record.
M
S
pioneer
C1
/ˌpaɪ.əˈnɪɹ/
A person who is among the first to develop or explore a new area, idea, or activity.
M
S
thrive
C1
/θɹaɪv/
To grow strong and healthy.
M
S
stuffy
C1
/ˈstʌfi/
Warm and lacking fresh air.
M
S
coordinate
C1
/koʊˈɔɹ.də.nɪt/
To organize different people or activities so that they work well together.
M
S
reconstruction
C1
/ˌɹikənˈstɹʌkʃən/
The act of building or putting something together again, often better than before.
M
S
proceeding
C1
/pɹəˈsiːdɪŋ/
A legal action or process carried out in a court.
M
S
minimal
C1
/ˈmɪn.ə.məl/
As small as possible; very little in amount or degree.
M
S
partially
C1
/ˈpɑɹʃəli/
Partly; not completely.
M
S
administrator
C1
/ədˈmɪn.ɪ.stɹeɪ.tɚ/
A person who manages or runs an organization, business, or government office.
M
S
terminate
C1
/ˈtɝmɪneɪ̯t/
To end or stop something.
M
S
reasoning
C1
/ˈɹiːzənɪŋ/
The process of thinking carefully and logically to reach a conclusion.
M
S
commentator
C1
/ˈkɑmənˌteɪtəɹ/
A person who describes an event live on radio or television.
M
S
cavity
C1
/ˈkæv.ɪt.i/
A hole or hollow space inside a solid object.
M
S
monopoly
C1
/məˈnɑpəli/
Complete control of a market by a single company, with no competition.
M
S
entity
C1
/ˈɛn.tɪ.ti/
A thing that exists as a single, separate unit, often an organization.
M
S
orientation
C1
/ˌɔɹiɛnˈteɪʃən/
A meeting or short course that introduces people to a new job, school, or situation.
M
S
mythology
C1
/mɪˈθɑ.lə.d͡ʒi/
The collection of traditional stories of a people about gods, heroes, and the origins of the world.
M
S
render
C1
/ˈɹɛn.dɚ/
To cause someone or something to be in a particular state.
M
S
engaging
C1
/ɪnˈɡeɪd͡ʒɪŋ/
Holding your attention and interest; very interesting.
M
S
accountable
C1
/əˈkaʊntəbl̩/
Responsible for your actions and expected to explain or justify them.
M
S
archive
C1
/ˈɑɹkaɪv/
A collection of historical documents or records, or the place where they are kept.
M
S
constitutional
C1
/ˌkɑn.stɪˈt(j)u.ʃ(ə)n.(ə)l/
Relating to the constitution, the basic set of laws and principles of a country.
M
S
astray
C1
/əˈstɹeɪ/
Away from the correct path, place, or direction.
M
S
oriental
C1
/ˌɔriːˈɛntəl/
denoting or characteristic of countries of Asia
M
S
counsellor
C1
/ˈkaʊnsəlɝ/
A person trained to give advice and support to people with problems.
M
S
tribunal
C1
/tɹaɪˈbjunəl/
A type of court set up to settle particular kinds of disputes.
M
S
simulation
C1
/ˌsɪm.jəˈleɪ.ʃn̩/
The act of copying a real situation or process, often to study or practice it.
M
S
damaging
C1
/ˈdæmɪdʒɪŋ/
Causing harm or injury.
M
S
theatrical
C1
/θiˈætɹɪkəl/
Relating to the theatre or acting on a stage.
M
S
flourish
C1
/ˈflɐɹ.ɪ̟ʃ/
To grow or develop strongly and successfully.
M
S
confinement
C1
/kənˈfaɪnmənt/
The state of being kept in a closed space and not allowed to leave.
M
S
elusive
C1
/ɪˈl(j)u.sɪv/
Difficult to find, catch, or achieve.
M
S
thankfully
C1
/ˈθæŋkfəli/
Used to show you are glad or relieved about something.
M
S
exterior
C1
/ɪkˈstɪɹiɚ/
The outside surface or appearance of something.
M
S
ferocious
C1
/fəˈɹoʊʃəs/
Very fierce, violent, or aggressive.
M
S
delegation
C1
/ˌdɛləˈgeɪʃən/
A group of people chosen to represent a country, organization, or group.
M
S
voluntary
C1
/ˈvɑ.lənˌt(ɛ)ɹi/
Done by choice, of one's own free will.
M
S
civic
C1
/ˈsɪvɪk/
Relating to a city or town and its public life.
M
S
hostility
C1
/hɑˈstɪlɪti/
Strong unfriendliness or opposition towards someone or something.
M
S
fairness
C1
/ˈfɛɚ.nəs/
The quality of treating people equally and according to the rules.
M
S
diversity
C1
/daɪˈvɜː(ɹ)sɪti/
The state of having many different kinds of people or things together.
M
S
collaboration
C1
/kəˌlæbəˈɹeɪʃən/
The act of working together with others on a shared task.
M
S
demolition
C1
/ɖᵻˈmɔ.lɪ.ʃən/
The act of deliberately destroying a building or other structure
M
S
staggering
C1
/ˈstæɡəɹɪŋ/
So surprising or large that it is hard to believe.
M
S
tedious
C1
/ˈti.di.əs/
Boring and tiring, especially because it is long or repetitive.
M
S
disciplinary
C1
/ˈdɪs.ə.pləˌnɛɹi/
relating to a specific field of academic study
M
S
capitalist
C1
/ˈkæp.ɪ.tə.lɪst/
A person who invests money in business in order to make a profit.
M
S
maternal
C1
/məˈtɝnəl/
Like a mother; caring and protective in the way a mother is.
M
S
plausible
C1
/ˈplɑ.zɪ.b(ə)l̩/
Seeming reasonable or likely to be true.
M
S
precedent
C1
/ˈpɹiː.sɪ.dənt/
An earlier event or action used as an example or guide for later ones.
M
S
evolutionary
C1
/ˌiː.vəˈluː.ʃən.ɛɹ.i/
Relating to the gradual development of living things over time.
M
S
restoration
C1
/ɹɛstəˈɹeɪʃən/
The act of returning something to its original or former condition.
M
S
battered
C1
/ˈbætəɹd/
Damaged and worn out from being hit or heavily used.
M
S
radiator
C1
/ˈreːdijeː(j)tɐ/
A metal device that gives off heat to warm a room, usually carrying hot water or steam.
M
S
somber
C1
/ˈsɑmbɚ/
Serious, sad, or gloomy in mood
M
S
theoretical
C1
/ˌθi.əˈɹɛt.ɪ.kəl/
Based on theory or ideas rather than practical experience.
M
S
indefinitely
C1
/ɪnˈdɛfɪnɪtli/
For a long or unlimited time, with no fixed end.
M
S
manipulation
C1
/məˌnɪp.jəˈleɪ.ʃən/
The act of controlling or influencing someone in a clever and often unfair way.
M
S
detection
C1
/dɪˈtek.ʃən/
The act of noticing or discovering that something exists or has happened.
M
S
ploy
C1
/plɔɪ/
A clever trick or plan used to gain an advantage.
M
S
suburban
C1
/səˈbɜː(ɹ)bən/
Relating to or located in the residential areas on the edge of a city.
M
S
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