Synonyms of precocious

1 Syllable
flip, bright, bold, fresh, quick
2 Syllables
brassy, nervy, pushy, early, sassy, cheeky, flippant, forer, forward, anter, cocky
3 Syllables
advanced, presumptuous, mature
4 Syllables
smart-alecky, premature, aggressive, developed, intelligent, beforehand, precedently
5 Syllables
antecedently