53 entries under expression topic. ×

7
bear out(verb, phrasal verb, support, back)
5
shore up(verb, phrasal verb, support, take)
4
back up(verb, phrasal verb, strengthen, verify)
4
prop up(verb, phrasal verb, support, strengthen)
3
hold up(verb, phrasal verb, support, reinforce)
2
bear up(support, hold, reinforce)
2
give green light(idiom, support, back, sign)
2
give high sign(idiom, support, back, sign)
2
keep up(verb, continue, stay, extend)
2
set up(verb, phrasal verb, rest, base)
1
check out(prove, verify, substantiate, validate)
1
give stamp of approval(idiom, support, back, sign)
1
give the go-ahead(idiom, support, back, sign)
1
give the nod(idiom, support, back, sign)
1
keep going
1
lap up(support, back, sign, uphold)
1
make good(support, back, sign, uphold)
1
make sure(support, back, sign, uphold)
1
sign off on(idiom, support, back, sign)
1
size up(support, back, uphold, explain)
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APASmart Define. (2015). underpin thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/underpin/thesaurus/synonyms
ChicagoSmart Define. 2015. "underpin thesaurus" https://smartdefine.org/underpin/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, underpin thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/underpin/thesaurus/synonyms>.
MLASmart Define. "underpin thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/underpin/thesaurus/synonyms>