76 entries under expression topic. ×

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give word(verb, engage, contract, promise)
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give word of honor(idiom, declare, undertake, promise)
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live up to(verb, idiom, declare, commit)
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make oath(idiom, affirmation)
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perform well
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plea bargain(verb, state, maintain, declare)
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produce results
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sign and seal(idiom, evidence)
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speak for(support, guarantee)
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swear an affidavit(idiom, affirmation)
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swear an oath(idiom, promise, swear, vow)
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take one's oath(idiom, affirmation)
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turn on(pass, catch, commit, undertake)
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undertake solemnly(declare, undertake, promise, assure)
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use as excuse(verb, idiom, state, maintain)
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vitam impendere vero(idiom, affirmation)
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APASmart Define. (2015). vouch thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/vouch/thesaurus/synonyms
ChicagoSmart Define. 2015. "vouch thesaurus" https://smartdefine.org/vouch/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, vouch thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/vouch/thesaurus/synonyms>.
MLASmart Define. "vouch thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/vouch/thesaurus/synonyms>