53 entries under idiom topic. ×

4
stand up for(verb, expression, phrasal verb, support)
2
give a leg up(expression, support, keep, maintain)
2
give the go-ahead(verb, expression, support, praise)
2
pick up the check(verb, expression, support, keep)
2
say amen to(verb, expression, sign, authenticate)
1
be answerable for(verb, expression, promise)
1
be sponsor for
1
give a boost(verb, expression, support, encourage)
1
give a boost to(verb, expression, support, praise)
1
give a lift(verb, expression, support, encourage)
1
give green light(verb, expression, support, praise)
1
give stamp of approval give the go-ahead(expression, support, take, agree)
1
give the imprimatur
1
give the nod(verb, expression, support, praise)
1
give thumbs up
1
go along with(verb, expression, support, take)
1
go to bat for(verb, expression, support, praise)
1
keep an eye on(verb, expression, support, keep)
1
keep from harm
1
lay on one(verb, expression, support, promote)
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APASmart Define. (2015). underwrite thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/underwrite/thesaurus/synonyms
ChicagoSmart Define. 2015. "underwrite thesaurus" https://smartdefine.org/underwrite/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, underwrite thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/underwrite/thesaurus/synonyms>.
MLASmart Define. "underwrite thesaurus" 24 December 2015. Web. 20 September 2026. <https://smartdefine.org/underwrite/thesaurus/synonyms>