whacky Synonyms

goofy zany around the bend barmy bats bonkers crackers dotty fruity haywire kookie kooky loopy nuts round the bend wacky silly balmy batty buggy cracked daft loco loony nutty bughouse cockamamie cockamamy one sandwich short of a picnic screwy not right in the head dumb as a box of rocks feather-brained out to lunch gaga off one's head unreasonable away with the fairies crackpot sappy ridiculous moonstruck mild mental insane cuckoo crazy clownlike meshuga sausage short of a fry-up