abnormal anomalous apish asinine balmy bananas barmy bats batty beany befooled beguiled besotted bonkers boozy brainless buffoonish buggy bughouse bugs canned cockeyed cracked crackers crank crankish cranky crazy credulous crotchety cuckoo daffy daft dazed deviant deviative different dippy disguised divergent dizzy doting dotty drunk dumb eccentric erratic exceptional fatuitous fatuous fey flaky flipped fond fool foolheaded foolish freaked-out freakish fruitcakey fruity fuddled funny futile gaga goofy gulled haywire idiocratic idiosyncratic idiotic imbecile inane inebriated inept infatuated insane irregular just plain nuts kinky kooky loony loopy lunatic mad maggoty maudlin moronic muddled nuts nutty odd oddball off the hinges off the track off the wall peculiar pixilated plastered potty queer quirky round the bend sappy screwball screwballs senseless sentimental silly singular slaphappy strange stupid thoughtless twisted unbalanced unconventional unnatural unsound wacky wet whimsical witless