Synonyms and Antonyms for attest

1. attest (v.)

provide evidence for; stand as proof of; show by one's behavior, attitude, or external attributes

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2. attest (v.)

authenticate, affirm to be true, genuine, or correct, as in an official capacity

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3. attest (v.)

establish or verify the usage of

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4. attest (v.)

give testimony in a court of law

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