12 entries under ascertains topic. ×

9
confirms(verb, proves, substantiates)
9
proves(verb, proves, substantiates, experiments)
8
checks(noun, verb, examines, experiments)
6
ascertains(verb, proves)
6
certifies(verb, affirms, proves)
5
establishes(verb, proves)
4
audits(noun, verb)
4
demonstrates(verb, proves)
4
determines(verb, proves, experiments)
4
substantiates
3
assures(verb, affirms)
1
double-checks
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APASmart Define. (2015). verifies thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/verifies/thesaurus/synonyms
ChicagoSmart Define. 2015. "verifies thesaurus" https://smartdefine.org/verifies/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, verifies thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/verifies/thesaurus/synonyms>.
MLASmart Define. "verifies thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/verifies/thesaurus/synonyms>