Synonyms and Antonyms of corroborate
1 to give evidence or testimony to the truth or factualness of <the witnesses corroborated the policeman's testimony> Synonyms argue, attest, authenticate, bear out, certify, confirm, substantiate, support, validate, verify, vindicateRelated 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, questionAntonyms disprove, rebut, refute
2 to provide evidence or information for (as a claim or idea) <my personal experience does not corroborate your faith in the essential goodness of people> Synonyms back, bolster, buttress, support, reinforce (also reenforce), shore (up), substantiateRelated Words confirm, establish, prove, verify; affirm, avouch, validateNear Antonyms undercut, undermine, weaken
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