Synonyms of promise in English:

promise


See US English definition of promise

See UK English definition of promise

See Spanish definition of promesa

noun

1‘if I don't go I'll be breaking my promise’

SYNONYMS
word of honour, word, assurance, pledge, vow, guarantee, oath, bond, undertaking, agreement, commitment, contract, covenant, compact

2‘Derek showed considerable promise in a number of sports’

SYNONYMS
potential, ability, aptitude, capability, capacity, potentiality
talent, flair

3‘dawn came with a promise of fine weather’

SYNONYMS
indication, hint, suggestion, sign

verb

1‘she promised to keep it a secret’

SYNONYMS
give one's word, swear, pledge, vow, undertake, guarantee, assure, contract, engage, give an undertaking, give an assurance, commit oneself, bind oneself, cross one's heart, cross one's heart and hope to die, swear an oath, take an oath, covenant
archaic plight

2‘the skies promised a blissful day of warm summer sunshine’

SYNONYMS
indicate, give an indication of, give every indication of, lead one to expect, give good grounds for expecting, point to, denote, signify, be a sign of, be evidence of, show signs of, hint at, suggest, give hope of, hold out hopes of, bespeak, presage, be a presage of, augur, herald, bode, foreshadow, portend
literary betoken, foretoken, forebode
rare harbinger