Thesaurus

attest

verb

Synonyms and Antonyms of attest

  1. 1 to declare (something) to be true or genuine the appraiser attests that the lamp is indeed an original Tiffany Synonyms of attest certify, authenticate, avouch, testify (to), vouch (for), witnessWords Related to attest guarantee, warrant; affirm, assert, aver, avow, profess, vow

  2. 2 to make a solemn declaration under oath for the purpose of establishing a fact an eyewitness who will attest to my innocence Synonyms of attest testify, depose, swear, witnessWords Related to attest verify; vouch; promise, vow

  3. 3 to give evidence or testimony to the truth or factualness of I'll attest that she was at the party Synonyms of attest argue, confirm, authenticate, bear out, certify, corroborate, substantiate, support, validate, verify, vindicateWords Related to attest avouch, back (up), testify (to), vouch (for), witness; guarantee, warrant; affirm, assert, aver, avow, declare, profess; demonstrate, document, establish, prove, reinforce (also reenforce)Near Antonyms of attest contradict, gainsay; deny, disavow, disclaim; challenge, contest, dispute, questionAntonyms of attest disprove, rebut, refute

Synonym Discussion of attest

certify, attest, witness, vouch mean to testify to the truth or genuineness of something. certify usually applies to a written statement, especially one carrying a signature or seal.
    • certified that the candidate had met all requirements
attest applies to oral or written testimony usually from experts or witnesses.
    • attested to the authenticity of the document
witness applies to the subscribing of one's own name to a document as evidence of its genuineness.
    • witnessed the signing of the will
vouch applies to one who testifies as a competent authority or a reliable person.
    • willing to vouch for her integrity

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