Synonyms of 'affirm'

accept, accredit, acknowledge, allege, Amen, announce, annunciate, approve, argue, assert, asseverate, attest, authenticate, authorize, autograph, aver, avouch, avow, back, bear out, bolster, buttress, certify, circumstantiate, confess, confirm, contend, corroborate, countersign, declare, depone, depose, disclose, document, endorse, enunciate, express, fortify, guarantee, have, hold, initial, insist, lay down, maintain, manifesto, notarize, pass, permit, predicate, probate, proclaim, profess, pronounce, protest, prove, put, quote, ratify, recite, reinforce, relate, report, rubber stamp, sanction, Say, seal, second, set down, sign, speak, speak out, stand for, state, strengthen, submit, substantiate, support, sustain, swear, testify, undergird, underwrite, uphold, validate, verify, visa, vise, vouch, vow, warrant, witness