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

111 entries under back topic. ×

1
avert(verb, support, maintain, declare)
1
be responsible for(verb, support, maintain, declare)
1
bear testimony(verb, expression, support, maintain)
1
bless(verb, support, sign, approve)
1
boost(verb, hold, help, establish)
1
boost morale(verb, expression, hold, help, maintain)
1
buy(verb, support, sign, prove)
1
carry(verb, hold, help, maintain, establish)
1
champion(verb, hold, help, establish)
1
cheer(verb, hold, help, maintain, establish)
1
comfort(verb, hold, help, maintain, establish)
1
cosign(verb, support, maintain, declare)
1
countenance(verb, support, hold, help, favor)
1
forward(verb, hold, help, maintain, establish)
1
foster(verb, hold, help, maintain, establish)
1
give an affidavit(verb, expression, idiom, support, maintain)
1
give assurance(verb, expression, support, maintain)
1
give green light(expression, idiom, support, sign)
1
give stamp of approval(expression, idiom, support, sign)
1
give the go-ahead(expression, idiom, support, sign)
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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>