Breadcrumb Home > Thesaurus > T Synonyms of testify Find synonyms for: Verb 1. testify, attest, take the stand, bear witness, declare usage: give testimony in a court of law 2. testify, bear witness, prove, evidence, show, inform usage: provide evidence for; "The blood test showed that he was the father"; "Her behavior testified to her incompetence" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of testify (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Did Birds Evolve from Dinosaurs? The Twelve Dancing Princesses Current Events This Week: January 2023 African Americans by the Numbers Andersen's Fairy Tales: Contents The Celtic Twilight: A Teller of Tales ✖ Related Content Daily Word Quiz: catalpa Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language