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

160 entries under prove topic. ×

1
add up(verb, expression, show, determine, confirm)
1
argue(show, maintain, confirm, defend, uphold)
1
authorize(approve, confirm, sanction, endorse)
1
bless(verb, support, back, sign, approve)
1
buy(verb, support, back, sign)
1
check up(verb, expression, phrasal verb, idea, confirm)
1
check up on(verb, expression, idiom, check, confirm)
1
constitute(endorse, verify, corroborate)
1
countersign(show, confirm, appear, swear)
1
denote(verb, show, demonstrate)
1
display(verb, state, show, establish, reveal)
1
do justice to(verb, expression, idiom, support, maintain)
1
expose(verb, show, establish, reveal, display)
1
express(verb, show, complete, character, establish)
1
give green light(expression, idiom, support, back, sign)
1
give stamp of approval(expression, idiom, support, back, sign)
1
give the go-ahead(expression, idiom, support, back, sign)
1
give the green light(expression, idiom, endorse, verify)
1
give the nod(expression, idiom, support, back, sign)
1
hold up(verb, expression, phrasal verb, confirm)
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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>