70 entries under guarantee topic. ×

1
subscribe(verb, agree, declare, commit, undertake)
1
swear on bible(verb, expression, idiom, agree, declare)
1
swear up and down(verb, expression, idiom, support, maintain)
1
take an oath(verb, expression, idiom, agree, declare)
1
take the plunge(verb, expression, idiom, accept, start)
1
try out(verb, expression, accept, start, try)
1
underwrite(verb, support, agree, back, declare)
1
vouch(verb, support, give, maintain, back)
1
vouch for(verb, expression, phrasal verb, support, help)
1
vow(verb, support, maintain, agree, back)
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APASmart Define. (2015). answer for thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/answer_for/thesaurus/synonyms
ChicagoSmart Define. 2015. "answer for thesaurus" https://smartdefine.org/answer_for/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, answer for thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/answer_for/thesaurus/synonyms>.
MLASmart Define. "answer for thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/answer_for/thesaurus/synonyms>