corroborate

corroborate

verb

Definition 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, 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 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, corroborate, reinforce (also reenforce), shore (up), substantiate

Related Words confirm, establish, prove, verify; affirm, avouch, validate

Near Antonyms undercut, undermine, weaken