List of foolheaded synonyms and foolheaded related words.
apish, asinine, batty, befooled, beguiled, besotted, brainless, buffoonish, cockeyed, crazy, credulous, daffy, daft, dazed, dizzy, doting, dumb, fatuitous, fatuous, flaky, fond, fool, foolish, fuddled, futile, gaga, goofy, gulled, idiotic, imbecile, inane, inept, infatuated, insane, kooky, loony, mad, maudlin, moronic, nutty, sappy, screwy, senseless, sentimental, silly, stupid, thoughtless, wacky, wet, witless