73 entries under demonstrate topic. ×

10
personify(verb, show, character, establish, express)
9
externalize(verb, show, character, establish, declare)
9
uphold(verb, support, hold, help, show)
9
warrant(verb, support, show, maintain, determine)
8
document(verb, show, determine, confirm, explain)
6
assert(verb, support, show, maintain, favor)
6
check(verb, support, show, determine, back)
6
evidence(noun, verb, support, show, determine)
6
exteriorize(verb, show, character, establish, declare)
6
objectify(verb, show, character, establish, declare)
6
try(verb, check, show, determine, examine)
5
declare(verb, support, show, maintain, determine)
5
evince(verb, show, determine, establish, express)
5
personalize(verb, show, establish, declare, express)
5
test(verb, check, show, determine, examine)
5
witness(verb, support, show, maintain, determine)
4
settle(verb, support, show, determine, back)
3
assay(verb, check, show, determine, examine)
3
exhibit(verb, show, complete, establish, express)
3
experiment(verb, check, show, determine, examine)
11 years ago|11k views|share |citing 
APASmart Define. (2015). substantiate thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/substantiate/thesaurus/synonyms
ChicagoSmart Define. 2015. "substantiate thesaurus" https://smartdefine.org/substantiate/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, substantiate thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/substantiate/thesaurus/synonyms>.
MLASmart Define. "substantiate thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/substantiate/thesaurus/synonyms>