56 entries under affirm topic. ×

5
avouch(verb, evince)
5
declare(verb, support, state, show, maintain)
4
acknowledge
4
assert(verb, support, state, show, maintain)
4
maintain(verb, support, back, declare, confirm)
4
state(verb, confirm, appear, verify)
3
accept(verb, authorize, sanction, legalize)
3
check out(verb, expression, phrasal verb, support, back)
3
claim(verb, maintain, defend, uphold, prove)
3
contend(verb, support, maintain, back, declare)
3
proclaim(verb, show, prove, demonstrate)
3
profess(verb, support, state, maintain, back)
2
adjure(verb, show, confirm, prove, appear)
2
admit
2
attest to(verb, expression, phrasal verb, support, maintain)
2
debunk(verb, support, back, sign, idea)
2
submit
1
actualize(verb, idea, confirm, prove)
1
check up(verb, expression, phrasal verb, idea, confirm)
1
express
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APASmart Define. (2015). corroborate thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/corroborate/thesaurus/synonyms
ChicagoSmart Define. 2015. "corroborate thesaurus" https://smartdefine.org/corroborate/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, corroborate thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/corroborate/thesaurus/synonyms>.
MLASmart Define. "corroborate thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/corroborate/thesaurus/synonyms>