7 entries under substantiated topic. ×

11
confirmed(verb, adjective, certain, substantial, real)
11
corroborated(verb, adjective, affirmed)
11
proven(verb, adjective, proved, ascertained)
10
proved(verb, proved, ascertained, experimented)
7
supported(verb, affirmed)
7
validated(verb, affirmed)
6
authenticated
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APASmart Define. (2015). verified thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/verified/thesaurus/synonyms
ChicagoSmart Define. 2015. "verified thesaurus" https://smartdefine.org/verified/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, verified thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/verified/thesaurus/synonyms>.
MLASmart Define. "verified thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/verified/thesaurus/synonyms>