Synonyms of corroborate in English:

corroborate


See definition of corroborate

verb

1‘Thomas corroborated the boy's account of the attack’

SYNONYMS
confirm, verify, endorse, ratify, authenticate, validate, certify
support, back up, back, uphold, stand by, bear out, bear witness to, attest to, testify to, vouch for, give credence to, substantiate, sustain, bolster, reinforce, lend weight to
ANTONYMS

contradict