Synonyms and related words :
Mafioso, Tartar, Young Turk, bear, beast, beldam, berserk, berserker, bomber, brute, crank, crosspatch, demon, devil, dragon, feist, fiend, fire-eater, firebrand, fury, goon, gorilla, grizzly bear, grouch, gunsel, hardnose, hell-raiser, hellcat, hellhound, hellion, holy terror, hood, hoodlum, hotspur, incendiary, killer, mad dog, madcap, monster, mugger, rapist, revolutionary, savage, she-wolf, sorehead, spitfire, termagant, terror, terrorist, tiger, tigress, tough, tough guy, ugly customer, violent, virago, vixen, wild beast, witch, wolf