2
endorses(verb, affirms)
2
establishes(verb, evinces)
2
maintains(verb, affirms)
2
proves(verb, evinces, substantiates)
2
ratifies(verb, affirms)
2
states(verb, affirms, evinces)
2
testifies(verb, affirms, evinces)
2
warrants(verb, affirms)
2
witnesses(noun, verb, evinces)
1
accepts(verb, affirms)
1
adduces(verb, evinces)
1
adjures(verb, affirms)
1
admits(verb, affirms)
1
approves(verb, affirms)
1
avows
1
betokens(verb, evinces)
1
bolsters
1
cements
1
certificates
1
claims(verb, affirms)
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APASmart Define. (2013). corroborates thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/corroborates/thesaurus/synonyms
ChicagoSmart Define. 2013. "corroborates thesaurus" https://smartdefine.org/corroborates/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2013, corroborates thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/corroborates/thesaurus/synonyms>.
MLASmart Define. "corroborates thesaurus" 17 June 2013. Web. 21 September 2026. <https://smartdefine.org/corroborates/thesaurus/synonyms>