91 entries under idiom topic. ×
| make sure(verb, expression, support, secure) | |
| make certain(verb, expression, support, secure) | |
| word of honor(noun, expression, support, agreement) | |
| stand up for(verb, expression, phrasal verb, support) | |
| assert under oath(expression, support) | |
| bear witness(verb, expression, promise) | |
| ride shotgun for(verb, expression, support, maintain) | |
| swear up and down(verb, expression, state, maintain) | |
| act as a witness(verb, expression, support, maintain) | |
| be sponsor for | |
| bear one out(verb, expression, support, maintain) | |
| come to defense of(verb, expression, support, maintain) | |
| give a boost to(verb, expression, support, praise) | |
| give a lift(verb, expression, support, encourage) | |
| give an affidavit(verb, expression, support, maintain) | |
| give green light(verb, expression, support, praise) | |
| give the go-ahead(verb, expression, support, praise) | |
| give the nod(verb, expression, support, praise) | |
| give your word(expression, promise, pledge, swear) | |
| go in for(verb, expression, accept, start) |
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| APA | Smart Define. (2015). guarantee thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/guarantee/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "guarantee thesaurus" https://smartdefine.org/guarantee/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, guarantee thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/guarantee/thesaurus/synonyms>. |
| MLA | Smart Define. "guarantee thesaurus" 24 December 2015. Web. 25 September 2026. <https://smartdefine.org/guarantee/thesaurus/synonyms> |