Main entry: foolish
Definition: devoid of good sense or judgment
Usage: foolish remarks; a foolish decision
Antonyms: wise
Definition: having or prompted by wisdom or discernment
Antonyms: sane
Definition: mentally healthy; free from mental disorder
Main entry: anserine, foolish, gooselike, goosey, goosy, jerky, dopey, dopy
Definition: having or revealing stupidity
Usage: ridiculous anserine behavior; a dopey answer; a dopey kid; some fool idea about rewriting authors' books
Antonyms: smart
Definition: showing mental alertness and calculation and resourcefulness