5
affirmation(noun, support, agreement, contract, assurance)
5
anticipation(noun, plan, desire, concern, belief)
5
augury(noun, prediction, omen, divination, prophesy)
5
faith(noun, desire, concern, belief, confidence)
5
foreshadowing(verb, feeling, sign, hunch, premonition)
5
hint(verb, mean, point, indicate, suggest)
5
mean(verb, mark, bring, indicate, suggest)
5
probability(noun, belief, hope, possibility, anticipation)
5
sanction(noun, verb, accept, agree, agreement)
5
sign(support, set, mark, indicate, reflect)
5
spell(verb, mean, mark, determine, bring)
5
subscribe(verb, give, pay, contribute)
5
treaty(noun, agreement, arrangement, contract, accord)
5
word of honor(noun, expression, idiom, support, agreement)
4
acceptance(noun, agreement, authorization, consent, warrant)
4
acquiescence(noun, agreement, authorization, consent, go-ahead)
4
approve(verb, agree, affirm)
4
assert(verb, approve, uphold, authorize, undertake)
4
bid fair(expression, idiom, prediction)
4
capability(noun, hope, possibility)
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APASmart Define. (2016). promise thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/promise/thesaurus/synonyms
ChicagoSmart Define. 2016. "promise thesaurus" https://smartdefine.org/promise/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, promise thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/promise/thesaurus/synonyms>.
MLASmart Define. "promise thesaurus" 31 March 2016. Web. 26 September 2026. <https://smartdefine.org/promise/thesaurus/synonyms>