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

95 entries under maintain topic. ×

1
act as a witness(verb, expression, idiom, support)
1
advocate(support, defend, uphold, explain)
1
advocate belief(verb, expression, hold, help)
1
agree with(verb, expression, hold, help)
1
aid(verb, hold, help, establish)
1
argue(show, confirm, defend, uphold)
1
assist(verb, hold, help, establish)
1
avert(verb, support, back, declare)
1
be responsible for(verb, support, back, declare)
1
bear testimony(verb, expression, support, back)
1
boost morale(verb, expression, hold, help)
1
carry(verb, hold, help, establish)
1
cheer(verb, hold, help, establish)
1
comfort(verb, hold, help, establish)
1
cosign(verb, support, back, declare)
1
do justice to(verb, expression, idiom, support)
1
exculpate(verb, support, defend, explain)
1
exonerate(support, defend, explain, justify)
1
forward(verb, hold, help, establish)
1
foster(verb, hold, help, establish)
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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>