looney Synonyms

crazy nutty insane off one's rocker loony lunatic mad bonkers weirdo nuts batty nutcase away with the fairies bananas wacko screwball crackpot mentally ill psychopath raver mentally unstable daffy dumb as a box of rocks deranged person psychiatric patient crazyman insane man mentally unbalanced soft in the head out to lunch out of one's head psychotic psycho Lonnie gaga unhinged off-the-wall loon loco idiotic half-witted eccentric deranged daft cuckoo cracked bedlamite asylum madhouse madman