4
absolute
4
indisputable
4
supportable(adjective, true, real)
4
undeniable
3
attestable
3
certifiable(adjective, demonstrable)
3
correct(adjective, valid, lawful, rightful, provable)
3
incontrovertible
3
positive
3
realistic
3
sustainable(adjective, continuous, unbroken, incessant, provable)
3
tangible(adjective, real, concrete)
3
verified
2
accurate
2
ascertainable
2
bona fide
2
empiric(adjective, true, real)
2
hard
2
natural(adjective, reasonable, sensible, valid, lawful)
2
reliable(adjective, clear, honest, trustworthy, valid)
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APASmart Define. (2016). verifiable thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/verifiable/thesaurus/synonyms
ChicagoSmart Define. 2016. "verifiable thesaurus" https://smartdefine.org/verifiable/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, verifiable thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/verifiable/thesaurus/synonyms>.
MLASmart Define. "verifiable thesaurus" 29 March 2016. Web. 22 September 2026. <https://smartdefine.org/verifiable/thesaurus/synonyms>