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confirm
tenable

con·firm

confirm

 
 
pronunciation:
kn fuhrm
features:
Word Combinations (verb), Word Explorer, Grammatical Patterns, Word Parts
part of speech: transitive verb
inflections: confirms, confirming, confirmed
definition 1: to prove or verify; show to be true or correct.
The results appear to confirm the experimenter's theory.Do you have any evidence to confirm your statement?
synonyms:
affirm, attest, corroborate, prove, substantiate, validate, verify
antonyms:
contradict, explode, negate, repudiate
similar words:
authenticate, certify, clinch, establish, evidence, fortify, sustain, vindicate
definition 2: to certify formally; validate.
The airline confirmed my seat on the flight.The experts confirmed the authenticity of the ancient skeleton.The police now confirm that no one was injured during the shooting.[verb + (that) + clause ]
 
antonyms:
deny, revoke
similar words:
affirm, approve, authorize, certify, prove, ratify, validate
definition 3: to make more confident or more sure of.
His desperate efforts to convince her only confirmed her in her skepticism.His daughter's responsible decision confirmed his faith in her judgment.
antonyms:
demolish
similar words:
buttress, fortify, reinforce, strengthen, substantiate
definition 4: to perform the religious rite of confirmation for.
The minister will be confirming the young people this Sunday.
Word Combinations  About this feature
adverb + (v.)confirm independently, neither, officially, partially, subsequently, unanimously
(v.)confirm + nounHelp accuracy, allegation, appointment, assertion, assumption, authenticity, belief, claim, conclusion, diagnosis, discovery, effectiveness, efficacy, eligibility, existence, expectation, fear, finding, flu, guess, hunch, hypothesis, identification, identity, impression, instinct, intuition, nomination, nominee, observation, prediction, prejudice, presence, receipt, report, rumor, sighting, speculation, stereotype, suspicion, thesis, tumor, validity  [See all][See only the most frequent]
derivations: confirmable (adj.), confirmingly (adv.)
Word Explorer
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  belief
Word Parts  About this feature
The word confirm contains the following parts:
con- Latin prefix that means with, together
Show wordsHide wordsMore about this word part:
The prefix con- is an assimilated form of com- used before roots beginning with c, d, f, g, j, n, s, t, and v. See com-. Note: con- is frequently an intensive prefix, as in "conceive ."
firm Latin root that means make firm; support
antonyms:
magn, magna, magni, maxi