373 entries under verb topic. ×

6
objectify(show, character, establish, declare)
6
try(check, show, determine, examine)
5
approve(support, hold, help, maintain)
5
body forth(expression, phrasal verb, character, represent)
5
bolster(support, hold, help, increase)
5
declare(support, show, maintain, determine)
5
evince(show, determine, establish, express)
5
fortify(support, increase, establish, extend)
5
guarantee(support, maintain, back, declare)
5
personalize(show, establish, declare, express)
5
realise
5
swear(show, confirm, prove, appear)
5
test(check, show, determine, examine)
5
vindicate(support, maintain, defend, explain)
5
witness(support, show, maintain, determine)
4
actualise
4
adduce
4
aver(show, confirm, prove, appear)
4
avow(support, maintain, back, declare)
4
bear
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APASmart Define. (2015). substantiate thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/substantiate/thesaurus/synonyms
ChicagoSmart Define. 2015. "substantiate thesaurus" https://smartdefine.org/substantiate/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, substantiate thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/substantiate/thesaurus/synonyms>.
MLASmart Define. "substantiate thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/substantiate/thesaurus/synonyms>