confirm

confirm

verb

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

Related Words 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 contradict, gainsay; deny, disavow, disclaim; challenge, contest, dispute, question

Antonyms disprove, rebut, refute

2

to give official acceptance of as satisfactory <the senate must confirm an appointment to an ambassadorship>

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

Related Words 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; reapprove

Near Antonyms ban, enjoin, forbid, illegalize, interdict, prohibit, proscribe; disregard, ignore, neglect, overlook; rebuff, rebut, refuse, spurn

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