Synonyms|696Antonyms|160|Broader|16Narrower|19Related|488

306 entries under verb topic. ×

1
argue(state, show, maintain, declare)
1
ascend(support, increase, establish, extend)
1
ascertain(state, show, determine, confirm)
1
asseverate(support, maintain, back, declare)
1
authorize(state, make, base, approve)
1
avert(support, maintain, back, declare)
1
be behind(expression, phrasal verb, approve, sanction)
1
be responsible for(support, maintain, back, declare)
1
bear testimony(expression, idiom, support, maintain)
1
bespeak(state, show, declare, sign)
1
bless(support, back, sign, approve)
1
brace(support, increase, establish, extend)
1
build up(expression, support, increase, establish)
1
buy(support, back, sign, uphold)
1
check on(expression, story, demonstrate, verify)
1
check up(expression, phrasal verb, idea, confirm)
1
check up on(expression, idiom, check, confirm)
1
cosign(support, maintain, back, declare)
1
declare true(expression, story, verify, substantiate)
1
depone(state, declare, sign, confirm)
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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>