substantiation

What Is Another Word For Verify? Some common synonyms of verify are authenticate, confirm, corroborate, substantiate, and validate. What’s the antonym for verify? disproveconfute repudiate oppose disclaim veto disavow disapprove refuse impugn What is a synonym and antonym for verify? verify. Synonyms: establish, confirm, fulfill, authenticate, substantiate, identify, realize, test, warrant, demonstrate. Antonyms: disestablish, subvert,