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

160 entries under prove topic. ×

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adjure(show, confirm, appear, swear)
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announce(show, confirm, appear, swear)
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asservate(show, confirm, appear, swear)
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bespeak(verb, state, show, appear)
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confute(maintain, defend, uphold, justify)
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designate(verb, show, demonstrate)
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disculpate(maintain, defend, uphold, justify)
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disprove(maintain, defend, uphold, justify)
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extenuate(maintain, defend, uphold, justify)
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eye(verb, check, confirm, validate)
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eyeball(verb, check, confirm, demonstrate)
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find out(verb, expression, make, check, determine)
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flash(reveal, exhibit)
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free from blame(expression, idiom, maintain, defend, uphold)
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give evidence(expression, show, confirm, appear)
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guard(maintain, defend, uphold, justify)
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idea(verb, verify, validate, authenticate)
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let it all hang out(expression, idiom, reveal, exhibit)
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make certain(verb, expression, check, confirm)
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make plain(expression, reveal, exhibit)
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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>