Antonym of foolish

Antonyms of adj foolish

2 senses of foolish

Sense 1:

foolish (vs. wise)

wise (vs. foolish)
all-knowing, omniscientperspicacious, sagacious, sapientowlishsapientialsage

Sense 2:

anserine, dopy, dopey, foolish, goosey, goosy, gooselike, jerky

INDIRECT (VIA stupid) -> smart