Synonyms|1.6kAntonyms|299|Broader|25Narrower|33Related|669

95 entries under substantiate topic. ×

2
circumstantiate(verb, support, back, sign, uphold)
2
claim(verb, support, present, maintain, favor)
2
contend(verb, support, consider, present, maintain)
2
corroborate(verb, support, show, determine, back)
2
debunk(verb, support, show, back, sign)
2
do justice to(expression, idiom, support, legitimize)
2
endorse(verb, support, maintain, favor, back)
2
evidence(verb, show, mark, present, determine)
2
evince(verb, show, mark, present, maintain)
2
give green light(expression, idiom, support, back, sign)
2
give high sign(expression, idiom, support, back, sign)
2
maintain(verb, support, present, favor, back)
2
make good(expression, support, favor, back, sign)
2
pardon(clear, defend, spare, relieve)
2
sanction(verb, support, back, sign, approve)
2
settle(verb, support, order, fix, show)
2
stand up for(verb, expression, idiom, support, maintain)
2
underpin(verb, support, back, sign, uphold)
2
uphold(verb, support, show, maintain, determine)
2
vouch(verb, support, back, sign, uphold)
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ChicagoSmart Define. 2015. "explain thesaurus" https://smartdefine.org/explain/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, explain thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/explain/thesaurus/synonyms>.
MLASmart Define. "explain thesaurus" 16 July 2015. Web. 22 September 2026. <https://smartdefine.org/explain/thesaurus/synonyms>