Synonyms|435Antonyms|73|Broader|18Narrower|4Related|242

76 entries under expression topic. ×

5
bear witness(verb, idiom, evidence)
4
vouch for(verb, phrasal verb, support, guarantee)
3
give evidence(verb, idiom, state, maintain)
3
swear to(verb, support, give, back)
2
assert under oath(idiom, support, guarantee)
2
back up(support, verify, guarantee, substantiate)
2
bear out(verb, phrasal verb, support, back)
2
cross heart(verb, state, maintain, agree)
2
give green light(idiom, support, back, sign)
2
give high sign(idiom, support, back, sign)
2
kiss the book(idiom, affirmation)
2
say so(verb, state, give, maintain)
2
swear on bible(idiom, state, maintain, agree)
2
swear up and down(verb, idiom, state, give)
1
act as if(acknowledge, admit, assert, pretend)
1
answer for(verb, support, give, maintain)
1
blow hot air(admit, assert, pretend, own)
1
bring forward(verb, state, maintain, tell)
1
check out(prove, verify, substantiate, validate)
1
come out(acknowledge, admit, assert, pretend)
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APASmart Define. (2015). vouch thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/vouch/thesaurus/synonyms
ChicagoSmart Define. 2015. "vouch thesaurus" https://smartdefine.org/vouch/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, vouch thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/vouch/thesaurus/synonyms>.
MLASmart Define. "vouch thesaurus" 13 April 2015. Web. 20 September 2026. <https://smartdefine.org/vouch/thesaurus/synonyms>