| Main Entry: | vouch |
| Part of Speech: | verb |
| Definition: | give assurance |
Synonyms: |
act as a witness, affirm, answer for, assert, asseverate, assure, attest to, avert, avow, back, be responsible for, bear testimony, certify, confirm, contend, corroborate, cosign, declare, get behind, give an affidavit, guarantee, maintain, okay*, predicate, profess, prove, put forth, rubber-stamp, say so, sign for, sponsor, stand up for, substantiate, support, swear to, swear up and down, testify, uphold, verify, vow, warrant, witness |
Antonyms: |
deny, disavow, refute, reject, renounce |
| Main Entry: | affirm |
| Part of Speech: | verb |
| Definition: | declare the truth of something |
Synonyms: |
assert, asseverate, attest, aver, avouch, avow, certify, cinch, clinch, confirm, cross heart, declare, guarantee, have a lock on, ice*, insist, lock up, maintain, nail down, okay, predicate, profess, pronounce, put on ice, ratify, repeat, rubber-stamp, say so, set, state, swear, swear on bible, swear up and down, testify, vouch, witness |
Antonyms: |
deny, negate, nullify, veto |
| Main Entry: | authenticate |
| Part of Speech: | verb |
| Definition: | establish as real, genuine |
Synonyms: |
accredit, attest, authorize, bear out, certify, confirm, corroborate, endorse, guarantee, justify, prove, substantiate, validate, verify, vouch, warrant |
| Main Entry: | certify |
| Part of Speech: | verb |
| Definition: | declare as true |
Synonyms: |
accredit, approve, ascertain, assure, attest, authenticate, authorize, aver, avow, commission, confirm, corroborate, endorse, guarantee, license, notify, okay, profess, reassure, rubber-stamp, sanction, show, state, swear, testify, validate, verify, vouch, witness |
Antonyms: |
contradict, counteract, deny, disavow, discredit, invalidate, reject, repudiate |
| Main Entry: | confirm |
| Part of Speech: | verb |
| Definition: | ratify, validate, prove |
Synonyms: |
affirm, approve, attest, authenticate, back, bear out, bless, buy, certify, check, check out, circumstantiate, corroborate, debunk, double-check, endorse, establish, explain, give green light, give high sign, give stamp of approval, give the go-ahead, give the nod, justify, lap up, make good, make sure, okay, rubber-stamp, sanction, settle, sign, sign off on, size up, subscribe, substantiate, support, thumbs up, underpin, uphold, verify, vouch, warrant, witness |
| Notes: | corroborate is used in a narrower context, usually by way of providing support for testimony in a legal proceeding; confirm is to lend support to a much wider array of things |
Antonyms: |
annul, cancel, contradict, destroy, disprove, invalidate, oppose, veto, void |
| Main Entry: | declare |
| Part of Speech: | verb |
| Definition: | make known clearly or officially |
Synonyms: |
acknowledge, advance, advocate, affirm, allegate, allege, announce, argue, assert, asservate, attest, aver, avow, be positive, blaze, bring forward, certify, cite, claim, confess, confirm, contend, convey, demonstrate, disclose, enunciate, give out, inform, insist, maintain, manifest, notify, pass, proclaim, profess, promulgate, pronounce, propound, publish, put forward, reaffirm, reassert, render, repeat, reveal, set forth, show, sound, state, stress, swear, tell, testify, validate, vouch |
Antonyms: |
deny, disavow, retract |
| Main Entry: | engage |
| Part of Speech: | verb |
| Definition: | promise to marry |
Synonyms: |
affiance, agree, betroth, bind, catch, commit, contract, covenant, give one's word, guarantee, hook, obligate, oblige, pass, pledge, tie, troth, turn on, undertake, vouch, vow |
Antonyms: |
break off, break up |
| Main Entry: | plead |
| Part of Speech: | verb |
| Definition: | present a defense |
Synonyms: |
adduce, advocate, allege, answer charges, argue, assert, avouch, cite, cop a plea, declare, give evidence, maintain, plea bargain, present, put forward, respond, use as excuse, vouch |
Antonyms: |
decide, punish, sentence |
| Main Entry: | pledge |
| Part of Speech: | verb |
| Definition: | guarantee; give word of honor |
Synonyms: |
contract, covenant, engage, give word, hock, hook*, mortgage, pawn, plight, promise, sign for, soak*, swear, undertake, vouch, vow |
Antonyms: |
break, disobey, falsify |
| Main Entry: | profess |
| Part of Speech: | verb |
| Definition: | declare, assert |
Synonyms: |
acknowledge, act as if, admit, affirm, allege, announce, asseverate, aver, avouch, avow, blow hot air, certify, claim, come out, confess, confirm, constate, croon, cross heart, depose, dissemble, fake, feign, get off chest, get on soapbox, maintain, make out, open up, own, own up, predicate, pretend, proclaim, purport, say so, sing*, soapbox, spiel*, spout, state, stump, swear on bible, swear up and down, talk big, vouch |
Antonyms: |
conceal, hide |