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

58 entries under uphold topic. ×

34
corroborate(verb, support, show, increase, present)
32
verify(verb, support, hold, help, check)
23
support(verb, help, show, increase, maintain)
21
prove(verb, support, check, show, maintain)
19
establish(verb, support, hold, help, show)
16
bear out(verb, expression, phrasal verb, support, hold)
11
back(verb, support, hold, help, show)
9
warrant(verb, support, show, maintain, determine)
6
assert(verb, support, show, maintain, favor)
6
back up(verb, expression, phrasal verb, support, help)
5
declare(verb, support, show, maintain, determine)
5
guarantee(verb, support, maintain, back, declare)
4
avow(verb, support, maintain, back, declare)
4
defend(verb, support, hold, help, maintain)
4
maintain(verb, support, hold, help, favor)
3
assure(verb, support, maintain, back, declare)
3
attest to(verb, expression, phrasal verb, support, maintain)
3
claim(support, maintain, favor, defend)
2
asseverate(verb, support, maintain, back, declare)
2
contend(verb, support, maintain, favor, back)
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APASmart Define. (2015). substantiate thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/substantiate/thesaurus/synonyms
ChicagoSmart Define. 2015. "substantiate thesaurus" https://smartdefine.org/substantiate/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, substantiate thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/substantiate/thesaurus/synonyms>.
MLASmart Define. "substantiate thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/substantiate/thesaurus/synonyms>