3
legalization(noun, authorization, passing, ratification, enactment)
3
license(noun, support, sanction, authorization, blessing)
3
manifestation(noun, display, evidence, presentation, illustration)
3
nod(noun, approval, proof, commendation, blessing)
3
passing(noun, approval, authorization, proof, confirmation)
3
stamp
3
testimonial(noun, true, approval, evidence, authorization)
3
visa(noun, approval, encouragement, proof, confirmation)
2
accord(noun, approval, proof, confirmation, verification)
2
acknowledgment(noun, affirmation)
2
approbation(authorization, commendation, confirmation)
2
assertion(noun, affirmation)
2
backing(authorization, commendation, confirmation)
2
basis(noun, reason, approval, argument, explanation)
2
brass
2
constitution
2
deposition(noun, information, reason, picture, evidence)
2
designation(noun, authorization)
2
entitlement(noun, authorization)
2
exhibit(noun, information, reason, picture, evidence)
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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>