Thesaurus

confirm

verb

Synonyms and Antonyms of confirm

1 to give evidence or testimony to the truth or factualness of

several eyewitnesses who can confirm the defendant's account of what happened

Synonyms of confirm

argue, attest, authenticate, bear out, certify, corroborate, substantiate, support, validate, verify, vindicate

Words Related to confirm

avouch, back (up), testify (to), vouch (for), witness

guarantee, warrant

affirm, assert, aver, avow, declare, profess

demonstrate, document, establish, prove, reinforce (also reenforce)

Near Antonyms of confirm

contradict, gainsay

deny, disavow, disclaim

challenge, contest, dispute, question

Antonyms of confirm

disprove, rebut, refute

2 to give official acceptance of as satisfactory

the senate must confirm an appointment to an ambassadorship

Synonyms of confirm

accredit, approbate, approve, authorize, clear, finalize, formalize, homologate, OK (or okay), ratify, sanction, warrant

Words Related to confirm

accept, acknowledge, affirm

certify, endorse (also indorse), validate

bless, canonize, sanctify

initial, rubber-stamp, sign, sign off (on)

allow, enable, legalize, license (also licence), pass, permit

Near Antonyms of confirm

ban, enjoin, forbid, illegalize, interdict, prohibit, proscribe

disregard, ignore, neglect, overlook

rebuff, rebut, refuse, spurn

Antonyms of confirm

decline, deny, disallow, disapprove, negative, reject, turn down, veto

Synonym Discussion of confirm

confirm, corroborate, substantiate, verify, authenticate, validate mean to attest to the truth or validity of something. confirm implies the removing of doubts by an authoritative statement or indisputable fact.

- confirmed the reports

corroborate suggests the strengthening of what is already partly established.

- witnesses corroborated his story

substantiate implies the offering of evidence that sustains the contention.

- the claims have yet to be substantiated

verify implies the establishing of correspondence of actual facts or details with those proposed or guessed at.

- all statements of fact in the article have been verified

authenticate implies establishing genuineness by adducing legal or official documents or expert opinion.

- handwriting experts authenticated the diaries

validate implies establishing validity by authoritative affirmation or by factual proof.

- validated the hypothesis by experiments

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See words that rhyme with confirm Dictionary: Definition of confirm Spanish Central: Translation of confirm Nglish: Translation of confirm for Spanish speakers Britannica English: Translation of confirm for Arabic speakers

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