batty Synonyms

nutty wacky loopy kooky unhinged wacko mad lunatic loony loco insane haywire whacky round the bend nuts around the bend barmy bats bonkers crackers dotty fruity daft cracked buggy deranged cuckoo kookie crazy balmy out to lunch psychopathic paranoiac bird-brained schizoid schizophrenic screwy unrepressed mentally unstable alligatored offbeat gonzo certifiable dippy bananas gaga psychotic off one's rocker goofy nutlike