117 entries under adjective topic. ×

15
affirmed(verb, certain, sure, assured)
15
approved(verb, test, expert, reliable)
14
confirmed(verb, approved, authorized, evinced)
12
authorized(verb, qualified, accepted, approved)
12
endorsed(verb, certain, definite, sure)
12
established(verb, notorious, confirmed, recognized)
12
validated(verb, approved, permitted, authorized)
11
proven(verb, test, expert, reliable)
11
sanctioned(verb, accepted, approved, permitted)
10
warranted(verb, certain, sure, approved)
9
assured(verb, guaranteed, affirmed, ascertained)
9
attested(verb, test, expert, reliable)
9
authenticated(verb, approved, authorized, evinced)
9
demonstrated(verb, evinced, proved, evidential)
9
verified(verb, affirmed, proved, ascertained)
9
vouched(verb, guaranteed, evinced, evidential)
8
allowed(verb, accepted, permitted, official)
8
corroborated(verb, affirmed, evinced, evidential)
8
permitted(verb, accepted, approved, official)
8
substantiated(verb, evinced, evidential, ascertained)
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APASmart Define. (2015). certified thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/certified/thesaurus/synonyms
ChicagoSmart Define. 2015. "certified thesaurus" https://smartdefine.org/certified/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, certified thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/certified/thesaurus/synonyms>.
MLASmart Define. "certified thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/certified/thesaurus/synonyms>