List of avouch synonyms and avouch related words.
acknowledge, admit, affirm, allege, announce, annunciate, argue, assert, assever, asseverate, assure, attest, aver, avow, bear witness, certify, confess, confirm, contend, corroborate, countersign, declare, depone, depose, disclose, enunciate, express, express the belief, give evidence, guarantee, have, hold, insist, issue a manifesto, lay down, maintain, make a promise, manifesto, own, pledge, plight, predicate, proclaim, profess, promise, pronounce, protest, put, put it, say, set down, speak, speak out, speak up, stand for, stand on, state, submit, swear, testify, troth, underwrite, vouch, vow, warrant, witness