Word Formation & Derivatives
Prefixes, suffixes, compounds, inflections, and derived word families.
11746 words
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Some words in this topic are A2–C2 — part of Pro. A1 words are always free.
Go ProC1 (1807) Pro
institutional
C1
/ˌɪn.stɪˈtju.ʃə.nəl/
Relating to or involving a large organization such as a bank, hospital, or university.
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detrimental
C1
/ˌdɛtɹɪˈmɛntəl/
Causing harm or damage.
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compatibility
C1
/kəmˌpætəˈbɪləti/
the ability of people, ideas, or things to exist or work together without conflict
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profanity
C1
/prəˈfæn.ə.t̬i/
offensive, obscene, or abusive language, especially swear words collectively
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boyhood
C1
/ˈbɔɪˌhʊd/
The state or condition of being a boy.
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ethically
C1
/ˈɛθɪkəli/
In a way that follows accepted moral principles.
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depiction
C1
/dɪˈpɪk.ʃən/
A picture or description of someone or something.
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implementation
C1
/ˌɪmpləmɛnˈteɪʃən/
The act of putting a plan, decision, or idea into practice.
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prophetic
C1
/pɹəˈfɛtɪk/
Correctly predicting or seeming to predict what will happen in the future
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uncontrolled
C1
/ˌənkənˈtroʊld/
Not controlled; not under control.
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full-fledged
C1
/ˌfʊlˈfledʒd/
completely developed, established, trained, or qualified
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effortless
C1
/ˈɛfə(ɹ)tlɪs/
done so well that it seems to need no effort
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alienate
C1
/ˈeɪ.li.ə.neɪt/
To make someone stop being friendly or supportive towards you.
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gluttony
C1
/ˈɡlʌtəni/
habitual or excessive eating and drinking
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literacy
C1
/ˈlɪtəɹəsi/
The ability to read and write.
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boyish
C1
/ˈbɔɪ.ɪʃ/
befitting or characteristic of a young boy
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omission
C1
/oʊˈmɪʃən/
something that has been omitted
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substitution
C1
/ˌsʌb.stɪˈtu.ʃən/
The act of putting one thing or person in place of another.
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elitist
C1
/eɪˈliːtɪst/
Believing that a small group of privileged people should have the most power or be treated as the best.
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veneration
C1
/ˌvɛnəˈɹeɪʃən/
Deep respect, reverence, or admiration for someone or something.
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flirtation
C1
/flɝˈteɪʃən/
playful behavior that shows romantic or sexual interest without necessarily implying serious intent
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inclusive
C1
/ɪnˈkluːsɪv/
Welcoming and fair to everyone, especially people who are often left out.
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convergence
C1
/kənˈvɝd͡ʒəns/
The act of moving toward union or uniformity.
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distillery
C1
/dɪˈstɪl.ɚ.i/
a place equipped for producing alcoholic spirits by distillation
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recant
C1
/ɹəˈkænt/
To withdraw or repudiate a statement or opinion formerly expressed, especially formally and publicly.
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portrayal
C1
/ˌpɔɹˈtɹeɪ.əl/
The way someone or something is described or represented.
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designate
C1
/ˈdez.ɪɡ.nət/
To officially choose someone or something for a particular purpose or role.
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coolness
C1
/ˈkuːlnəs/
calm and unruffled self-assurance
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hypodermic
C1
/ˌhaɪpəˈdɝmɪk/
relating to the region beneath the skin, especially to an injection given there
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predominantly
C1
/pɹɪˈdɒmɪnəntli/
Mostly; mainly.
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guardianship
C1
/ˈgɑːrdiːənʃɪp/
The office or position of one acting as a guardian or conservator, especially in a legal capacity.
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undignified
C1
/ʌnˈdɪɡnəˌfaɪd/
lacking dignity, seriousness, or proper self-control, especially in a way that causes embarrassment
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unchanging
C1
/ənˈtʃeɪndʒɪŋ/
remaining constantly unchanged
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showy
C1
/ˈʃoʊ.i/
Attracting attention by being bright, large, or fancy, sometimes in a tasteless way.
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subscriber
C1
/səbˈskɹaɪbɚ/
A person who pays to regularly receive a publication or service.
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perpetuate
C1
/pɚˈpɛt͡ʃəˌweɪt/
to make something, especially something bad, continue for a long time
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pigheaded
C1
/ˌpɪɡˈhɛdɪd/
stubbornly refusing to change one's opinion or course of action, especially in a foolish way
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theological
C1
/θi.əˈlɑd͡ʒɪkl/
of or relating to or concerning theology
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postmaster
C1
/ˈpoʊstˌmæstɚ/
The head of a post office.
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stenographer
C1
/stəˈnɑɡɹəfɚ/
a person trained to transcribe speech rapidly using shorthand or a stenotype machine
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speculative
C1
/ˈspɛkjuləˌtɪv/
Based on guessing rather than firm knowledge or evidence.
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mutate
C1
/ˈmjuː.teɪt/
to undergo a change in genetic material or another heritable biological change
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backer
C1
/ˈbækɚ/
a person or organization that supports a person, cause, or project, especially by providing money
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acidic
C1
/əˈsɪ.dɪk/
Containing acid, or having a pH lower than 7.
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deformity
C1
/dɪˈfɔɹməti/
The state of being deformed.
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amphibious
C1
/æmˈfɪbiəs/
able to live, move, or operate both on land and in water
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eclectic
C1
/ɛkˈlɛk.tɪk/
Made up of a wide mixture of styles, ideas, or things chosen from many sources.
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inexplicably
C1
/ˌɪnɪkˈsplɪkəbli/
In a way that cannot be explained or understood.
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alienation
C1
/ˌeɪli.əˈneɪʃən/
(law) the voluntary and absolute transfer of title and possession of real property from one person to another
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insertion
C1
/ɪnˈsɝʃən/
The act of putting one thing into another.
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reddish
C1
/ˈɹɛdɪʃ/
Somewhat red.
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cleverness
C1
/ˈklɛvɚnəs/
The quality of being quick to understand, learn, or think of ideas.
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fanciful
C1
/ˈfænsɪfl̩/
Imagined rather than based on facts; unrealistic.
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headgear
C1
/ˈhɛd.ɡɪr/
anything worn on the head, such as a hat, helmet, hood, or ceremonial covering
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psychotherapy
C1
/ˌsaɪkoʊˈθɛɹəpi/
the treatment of mental or emotional problems by psychological means
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unwavering
C1
/ˌənˈweɪvəɹɪŋ/
Firm and steady, never weakening or changing.
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croupier
C1
/ˈkruː.pi.ɚ/
a casino employee who manages a gaming table, handles bets, and pays winnings
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torturer
C1
/ˈtɔrtʃərɚ/
a person who deliberately inflicts severe physical or mental pain, often to punish, intimidate, or obtain information
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monotony
C1
/məˈnɑtəni/
The dull sameness that comes from doing the same thing over and over with no variety.
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vastness
C1
/ˈvæstnəs/
unusual largeness in size or extent or number
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skewer
C1
/ˈskjuː.ɚ/
a long, thin pin of metal or wood used to hold pieces of food during cooking
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implicitly
C1
/ˌɪmˈplɪsətli/
without ever expressing so clearly
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resonate
C1
/ˈɹez.əˌnæɪt/
To be meaningful or important to someone; to connect with their feelings or beliefs.
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chalky
C1
/ˈtʃɑː.ki/
containing or consisting of chalk or calcium carbonate
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rediscover
C1
/riːdɪˈskʌvɝ/
To find or experience again something you had lost or forgotten.
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hypnotism
C1
/ˈhɪpnətɪzəm/
the practice or process of inducing hypnosis, especially through focused attention and suggestion
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mosey
C1
/ˈmoʊzi/
informal, especially US: to walk or move in a relaxed, unhurried way
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applicable
C1
/əˈplɪk.ə.bəl/
Relevant to a particular person, thing, or situation; able to be used in a given case.
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retention
C1
/ɹɪˈtɛnʃən/
The act of keeping something rather than losing or giving it up.
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molar
C1
/ˈmoʊlər/
one of the broad, flat teeth at the back of the mouth, used for grinding food
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keenly
C1
/ˈkiːnli/
in a keen and discriminating manner
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mountainous
C1
/ˈmaʊn.tɪ.nəs/
like a mountain in size and impressiveness
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long-standing
C1
Having existed or continued for a long time.
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non-profit
C1
/ˌnɑːnˈprɔfɪt/
Not run in order to make a profit; using any money earned to support its aims.
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bloodstained
C1
/ˈblʌdˌsteɪnd/
marked, soaked, or discolored with blood
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fritter
C1
/ˈfrɪtər/
to waste time, money, energy, or an opportunity gradually on unimportant things, usually with away
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unfeeling
C1
/ənˈfiːlɪŋ/
devoid of feeling or sensation
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authenticate
C1
/ɔˈθɛn.tɪ.keɪt/
to establish the authenticity of something
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empower
C1
/ɪmˈpaʊə(ɹ)/
To give someone the confidence, strength, or ability to control their own life and decisions.
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deductible
C1
/dɪˈdʌktəbəl/
permitted to be subtracted from income or another total when calculating tax
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delightfully
C1
/dɪˈlaɪtfəli/
in a delightful manner
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castration
C1
/kæˈstɹeɪ.ʃən/
surgical removal of the testes or ovaries (usually to inhibit hormone secretion in cases of breast cancer in women or prostate cancer in men)
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coldly
C1
/ˈkoʊldli/
In a cold or uncaring manner; indifferently.
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incubation
C1
/ɪnkjuˈbeɪʃən/
Sleeping in a temple or other holy place in order to have oracular dreams or to receive healing.
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inception
C1
/ɪnˈsɛpʃən/
the beginning or establishment of an organization, activity, or process
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meanness
C1
/ˈmiːnnəs/
The condition, or quality, of being mean (any of its definitions)
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scarcity
C1
/ˈskɛɹsɪti/
a small and inadequate amount
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abolition
C1
/ˌæb.əˈlɪʃ.ən/
the act of abolishing a system or practice or institution (especially abolishing slavery)
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entitlement
C1
/ənˈtaɪtəlmənt/
right granted by law or contract (especially a right to benefits)
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flagrant
C1
/ˈfleɪgrənt/
conspicuously and shockingly wrong, offensive, or unlawful
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outcry
C1
/ˈaʊtˌkraɪ/
a strong and often public expression of anger, protest, or disapproval
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unoccupied
C1
/əˈnɑːkjəˌpaɪd/
Not being used or filled; empty.
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corduroy
C1
/ˈkɔːdɹɔɪ/
a durable cotton fabric with raised parallel ribs running along its surface
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motley
C1
/ˈmɑtli/
Made up of many different and oddly mixed kinds of people or things.
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rationality
C1
/ˌræʃəˈnælɪti/
the state of having good sense and sound judgment
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wooded
C1
/ˈwʊdɪd/
Covered with trees.
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