madman Synonyms

maniac lunatic mental defective sociopath psychopath mental case fruitcake madwoman weirdo nutcase looney kook nuts raver oddball crackpot insane man crazy person screwballer nutjob psychotic psycho head case dingbat crackbrain erotomaniac wacko screwball nut case phrenetic nutty fool flake fiend energumen eccentric dervish dement crazy crazed crank berserker bedlamite freak idiot nutter nut non compos maniacal madcap