Abnormal, Absurd, Anomalous, Apish, Asinine, Balmy, Bananas, Bats, Batty, Beany, Beguiled, Besotted, Brainless, Buggy, Bugs, Cockeyed, Cracked, Crackers, Crank, Cranky, Crazed, Crazy, Credulous, Crotchety, Cuckoo, Daffy, Daft, Dazed, Demented, Deranged, Deviant, Different, Divergent, Dizzy, Doting, Dotty, Dumb, Eccentric, Erratic, Exceptional, Fatuous, Flaky, Flipped, Fond, Fool, Foolish, Freakish, Fruity, Fuddled, Funny, Futile, Gaga, Goofy, Harebrained, Haywire, Idiosyncratic, Idiotic, Imbecile, Inane, Inept, Infatuated, Insane, Irregular, Kinky, Loony, Loopy, Lunatic, Mad, Maudlin, Moronic, Nuts, Nutty, Odd, Peculiar, Potty, Preposterous, Queer, Quirky, Screwy, Senseless, Sentimental, Silly, Singular, Strange, Stupid, Thoughtless, Twisted, Unconventional, Unnatural, Wet, Whimsical, Witless