foolheaded

50 Moby Thesaurus words for "foolheaded":
      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