Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb authenticate

1 sense of authenticate

Sense 1
authenticate -- (establish the authenticity of something)
       => attest, certify, manifest, demonstrate, evidence -- (provide evidence for; stand as proof of; show by one's behavior, attitude, or external attributes; "His high fever attested to his illness"; "The buildings in Rome manifest a high level of architectural sophistication"; "This decision demonstrates his sense of fairness")

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