2
formation
2
governance
2
illustration(noun, display, evidence, presentation)
2
indication(noun, evidence)
2
information(noun, reason, picture, evidence, witness)
2
institution
2
legislation(authorization, passing, ratification, enactment)
2
legitimization(noun, passing, enactment)
2
notarization(noun, authorization, engineering, registration)
2
okay(noun, support, informal, approval, sanction)
2
passage(noun, approval, proof, confirmation, passing)
2
pledge(noun, affirmation)
2
proving(noun, approval, proof, confirmation, verification)
2
reason(noun, information, approval, argument, picture)
2
recognition(noun, approval, proof, confirmation, verification)
2
sanctioning(noun, approval, proof, confirmation, verification)
2
signature(authorization, commendation, confirmation)
2
signet
2
statement(noun, evidence, affirmation)
2
submission(noun, affirmation)
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APASmart Define. (2015). validation thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/validation/thesaurus/synonyms
ChicagoSmart Define. 2015. "validation thesaurus" https://smartdefine.org/validation/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, validation thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/validation/thesaurus/synonyms>.
MLASmart Define. "validation thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/validation/thesaurus/synonyms>