Synonyms|673Antonyms|118|Broader|13Narrower|17Related|401

75 entries under corroborate topic. ×

7
make good(verb, expression, idiom, support, favor)
6
assert(verb, support, show, maintain, favor)
6
back up(verb, expression, phrasal verb, support, help)
6
check(verb, support, show, determine, back)
5
approve(verb, support, hold, help, maintain)
5
declare(verb, support, show, maintain, determine)
5
witness(verb, support, show, maintain, determine)
4
reinforce(verb, support, increase, establish, extend)
4
sanction(noun, verb, support, back, sign)
4
settle(verb, support, show, determine, back)
3
check out(verb, expression, phrasal verb, support, back)
3
circumstantiate(verb, support, determine, back, sign)
3
exhibit(verb, show, complete, establish, express)
3
explain(verb, support, show, determine, favor)
3
subscribe(verb, support, back, sign, explain)
2
debunk(verb, support, back, sign, idea)
2
double-check(verb, support, back, confirm, explain)
2
encourage(restore, hearten)
2
give high sign(expression, idiom, support, back, sign)
2
indicate(verb, state, show, confirm, prove)
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APASmart Define. (2015). substantiate thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/substantiate/thesaurus/synonyms
ChicagoSmart Define. 2015. "substantiate thesaurus" https://smartdefine.org/substantiate/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, substantiate thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/substantiate/thesaurus/synonyms>.
MLASmart Define. "substantiate thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/substantiate/thesaurus/synonyms>