3
justified
3
witnessed(verb, adjective, evinced, evidential)
2
affirmed
2
authentic(adjective, evidential)
2
evinced(verb, evinced)
2
factual(adjective, firm, solid, logical, understandable)
2
fixed
2
manifested(verb, evinced)
2
real(adjective, alive, personified, embodied)
2
stated(verb, evinced)
2
strengthened
2
valid(adjective, logical, approved, supported, confirmed)
2
vindicated
2
well-founded
1
actual
1
actualized
1
adduced(verb, evinced)
1
assured(verb, ascertained)
1
audited(verb, ascertained)
1
avouched(verb, evinced)
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APASmart Define. (2015). substantiated thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/substantiated/thesaurus/synonyms
ChicagoSmart Define. 2015. "substantiated thesaurus" https://smartdefine.org/substantiated/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, substantiated thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/substantiated/thesaurus/synonyms>.
MLASmart Define. "substantiated thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/substantiated/thesaurus/synonyms>