Synonyms of overconfident in English:

overconfident


See US English definition of overconfident

See UK English definition of overconfident

adjective

1‘her downfall came through being overconfident’

SYNONYMS
cocksure, smug, conceited, self-assured, self-assertive, unabashed, brash, swaggering, blustering, overbearing, overweening, presuming, presumptuous, heading for a fall, riding for a fall, foolhardy
informal cocky, too big for one's boots
rare hubristic
ANTONYMS

diffident, shy, unsure of oneself