Synonyms|216Antonyms|49|Broader|12Narrower|0Related|56

42 entries under back topic. ×

1
bless(verb, support, sign, uphold)
1
buy(verb, support, sign, uphold)
1
check(verb, support, uphold, explain)
1
double-check(verb, support, uphold, explain)
1
endorse(verb, support, sign, prove)
1
give stamp of approval(expression, idiom, support, sign)
1
give the go-ahead(expression, idiom, support, sign)
1
give the nod(expression, idiom, support, sign)
1
lap up(expression, support, sign, uphold)
1
make good(expression, support, sign, uphold)
1
make sure(expression, support, sign, uphold)
1
okay(verb, support, sign, prove)
1
prove(verb, support, explain, verify)
1
ratify(verb, support, sign, prove)
1
rubber-stamp(verb, support, sign, prove)
1
sanction(verb, support, sign, uphold)
1
settle(verb, support, uphold, explain)
1
sign(verb, support, uphold, prove)
1
sign off on(expression, idiom, support, sign)
1
size up(expression, support, uphold, explain)
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APASmart Define. (2015). underpin thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/underpin/thesaurus/synonyms
ChicagoSmart Define. 2015. "underpin thesaurus" https://smartdefine.org/underpin/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, underpin thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/underpin/thesaurus/synonyms>.
MLASmart Define. "underpin thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/underpin/thesaurus/synonyms>