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

160 entries under support topic. ×

8
justify(verb, show, increase, maintain)
8
testify(verb, state, show, back)
7
approve(verb, state, back, sign)
7
back up(verb, expression, phrasal verb, verify)
7
buttress(verb, increase, present, establish)
7
reinforce(verb, increase, establish, extend)
7
underpin(verb, back, sign, uphold)
6
witness(verb, state, show, maintain)
5
assure(verb, state, maintain, back)
5
bolster(verb, increase, establish, extend)
5
circumstantiate(verb, determine, back, sign)
5
declare(verb, state, show, maintain)
5
evidence(noun, verb, show, determine)
5
fortify(verb, increase, establish, extend)
4
assert(verb, state, show, maintain)
4
avow(verb, state, maintain, back)
4
check(verb, show, determine, back)
4
guarantee(verb, state, maintain, back)
4
maintain(verb, back, declare, confirm)
4
sanction(verb, state, back, sign)
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APASmart Define. (2015). corroborate thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/corroborate/thesaurus/synonyms
ChicagoSmart Define. 2015. "corroborate thesaurus" https://smartdefine.org/corroborate/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, corroborate thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/corroborate/thesaurus/synonyms>.
MLASmart Define. "corroborate thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/corroborate/thesaurus/synonyms>