loco Synonyms

bonkers nutty batty loony kooky barmy nuts around the bend wacky wacko mad psycho kookie bats whacky round the bend loopy haywire fruity dotty crackers unhinged maniacal maniac deranged out of one's mind insane buggy crazy daft balmy lunatic cracked schizophrenic screwy looney mentally unstable electric locomotive loony-tunes psychotic schizoid harebrained nutty as a fruitcake gaga out of control off one's rocker spaced-out certifiable bananas psychopathic