foolish

adjective

1. devoid of good sense or judgment

- foolish remarks

- a foolish decision

Similar word(s): inadvisable, unadvisable, unadvised, impolitic, imprudent, absurd, cockeyed, derisory, idiotic, laughable, ludicrous, nonsensical, preposterous, ridiculous, mindless, vacuous, goofy, silly, wacky, whacky, zany, fond, harebrained, insane, mad, misguided, rattlebrained, rattlepated, scatterbrained, scatty, unwise

2. having or revealing stupidity

- some fool idea about rewriting authors' books

Similar word(s): stupid, anserine, dopey, dopy, gooselike, goosey, goosy, jerky