70 entries under verb topic. ×

12
validated(adjective, reliable, approved, supported)
11
attested(adjective, evinced)
11
confirmed(adjective, approved, authorized, substantiated)
9
certified(adjective, approved, authorized, evinced)
8
verified(adjective, reliable, approved, supported)
7
approved(adjective, approved, authorized)
7
corroborated(substantiated, evinced)
7
documented(adjective, evinced)
7
established
6
affirmed(adjective, approved, authorized)
6
notarized(adjective, authorized, signed)
6
substantiated(adjective, approved, supported, confirmed)
5
demonstrated
5
endorsed(adjective, proper, definite, valid)
5
proven(substantiated, evinced)
5
ratified
4
authorized(adjective, approved, authorized)
4
countersigned(adjective, authorized)
4
proved(substantiated, evinced)
4
warranted(adjective, authorized)
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APASmart Define. (2015). authenticated thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/authenticated/thesaurus/synonyms
ChicagoSmart Define. 2015. "authenticated thesaurus" https://smartdefine.org/authenticated/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, authenticated thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/authenticated/thesaurus/synonyms>.
MLASmart Define. "authenticated thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/authenticated/thesaurus/synonyms>