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attest

verb

Synonyms and Antonyms of attest

1 to declare (something) to be true or genuine
  • The appraiser attests that the lamp is indeed an original Tiffany.
Synonyms of attest

authenticate, avouch, certify, testify (to), vouch (for), witness
Words Related to attest

guarantee, warrant

affirm, assert, aver, avow, profess, vow
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

depose, swear, testify, witness
Words Related to attest

verify

vouch

promise, vow
Phrases Synonymous with attest

bear witness
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, authenticate, bear out, certify, confirm, corroborate, substantiate, support, validate, verify, vindicate
Words 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, question
Antonyms 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

Learn More about attest

  1. Dictionary: Definition of attest Spanish Central: Translation of attest Nglish: Translation of attest for Spanish speakers Britannica English: Translation of attest for Arabic speakers

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