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Synonyms of loon in English:


  • 1 informal are you some kind of a loon, mowing your lawn at two o'clock in the morning?
    informal dope, ninny, nincompoop, dimwit, jackass, blockhead, jughead, bonehead, knucklehead, fathead, numbskull, dumb-ass, dunderhead, ditz, dipstick, thickhead, meathead, meatball, wooden-head, airhead, pinhead, butthead, lamebrain, peabrain, birdbrain, mouth-breather, jerk, nitwit, twit, boob, loony, nut, nutcase, nutjob, fruitcake, crank, crackpot, screwball, crazy, kook, wacko, dingbat
  • Definition of loon in:
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