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

231 entries under verb topic. ×

4
undertake(catch, declare, engage, contract)
4
validate(support, state, maintain, back)
4
vouch for(expression, phrasal verb, support, guarantee)
3
allege(state, maintain, agree, allow)
3
assent(noun, declare, commit, undertake)
3
countersign
3
engage(pass, declare, contract, commit)
3
give evidence(expression, idiom, state, maintain)
3
okay(support, state, give, maintain)
3
swear to(expression, support, give, back)
2
adduce(state, maintain, declare, cite)
2
agree(pass, allow, catch, admit)
2
announce(state, maintain, agree, allow)
2
bear out(expression, phrasal verb, support, back)
2
circumstantiate(support, back, sign, uphold)
2
cite(state, maintain, declare, tell)
2
claim(state, maintain, agree, allow)
2
cross heart(expression, state, maintain, agree)
2
debunk(support, back, sign, uphold)
2
demonstrate(state, maintain, tell, reveal)
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APASmart Define. (2015). vouch thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/vouch/thesaurus/synonyms
ChicagoSmart Define. 2015. "vouch thesaurus" https://smartdefine.org/vouch/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, vouch thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/vouch/thesaurus/synonyms>.
MLASmart Define. "vouch thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/vouch/thesaurus/synonyms>