125 entries under noun topic. ×
| confirmation(information, reason, true, approval) | |
| verification(information, reason, find, true) | |
| certification(information, reason, find, permit) | |
| corroboration(information, reason, true, picture) | |
| validation(information, reason, true, approval) | |
| substantiation(information, reason, true, picture) | |
| attestation(information, reason, true, permit) | |
| affirmation(permit, approval, authorization, proof) | |
| testimony(information, reason, true, permit) | |
| evidence(information, reason, true, approval) | |
| proof(true, approval, evidence, witness) | |
| hallmark(seal, stamp, trademark) | |
| ratification(hint, approval, indication, evidence) | |
| warrant(information, reason, true, permit) | |
| documentation(permit, evidence, warrant, document) | |
| endorsement(permit, hint, record, approval) | |
| approval(approval, authorization, proof, confirmation) | |
| assay-mark | |
| authorization(permit, approval, authorization, proof) | |
| sanction(approval, authorization, proof, verification) |
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| APA | Smart Define. (2015). authentication thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/authentication/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "authentication thesaurus" https://smartdefine.org/authentication/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, authentication thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/authentication/thesaurus/synonyms>. |
| MLA | Smart Define. "authentication thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/authentication/thesaurus/synonyms> |