Synonyms|220Antonyms|59|Broader|0Narrower|0Related|0

60 entries under confirm topic. ×

2
testify(verb, support, state, maintain, back)
2
vouch(verb, state, give, maintain, agree)
2
vow(verb, support, maintain, agree, back)
2
warrant(verb, support, state, maintain, agree)
2
witness(verb, support, state, maintain, back)
1
act as a witness(verb, expression, idiom, support, maintain)
1
assure(verb, support, maintain, agree, back)
1
attest to(verb, expression, phrasal verb, support, maintain)
1
avert(verb, support, maintain, back, declare)
1
back(verb, support, maintain, declare)
1
be responsible for(verb, support, maintain, back, declare)
1
bear testimony(verb, expression, support, maintain, back)
1
cinch(verb, state, maintain, declare)
1
clinch(verb, state, maintain, declare)
1
contend(verb, support, maintain, back, declare)
1
corroborate(verb, support, state, maintain, back)
1
cosign(verb, support, maintain, back, declare)
1
get behind(verb, expression, phrasal verb, support, maintain)
1
give an affidavit(verb, expression, idiom, support, maintain)
1
give assurance(verb, expression, support, maintain, back)
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APASmart Define. (2011). swear up and down thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/swear_up_and_down/thesaurus/synonyms
ChicagoSmart Define. 2011. "swear up and down thesaurus" https://smartdefine.org/swear_up_and_down/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2011, swear up and down thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/swear_up_and_down/thesaurus/synonyms>.
MLASmart Define. "swear up and down thesaurus" 24 May 2011. Web. 1 October 2026. <https://smartdefine.org/swear_up_and_down/thesaurus/synonyms>