270 entries under expression topic. ×

1
swear an oath(idiom, swear, vow)
1
swear on bible(verb, idiom, give, undertake)
1
swear to God(verb, idiom, assert, trust)
1
swear up and down(verb, idiom, phrasal verb, give)
1
sworn declaration(pledge, word)
1
sworn statement(pledge, word)
1
take a vow
1
take the plunge(verb, idiom, accept, start)
1
take upon oneself(verb, idiom, accept, start)
1
take vows(verb, join, catch, tie)
1
tell the meaning of(verb, idiom, determine, say)
1
telltale sign(seal, stamp, trademark)
1
thing with feathers(noun, idiom, desire, concern)
1
tie the knot(verb, idiom, join, catch)
1
touch on(verb, determine, say, indicate)
1
truck with(verb, use, pick, engage)
1
try out(verb, accept, start, try)
1
turn over to(idiom, hold, give, charge)
1
undertake solemnly(verb, declare, undertake, assure)
1
vote to approve
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APASmart Define. (2016). promise thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/promise/thesaurus/synonyms
ChicagoSmart Define. 2016. "promise thesaurus" https://smartdefine.org/promise/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, promise thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/promise/thesaurus/synonyms>.
MLASmart Define. "promise thesaurus" 31 March 2016. Web. 25 September 2026. <https://smartdefine.org/promise/thesaurus/synonyms>