Mafioso, Tartar, Young Turk, adventurer, adventuress, bear, beast, beldam, berserk, berserker, bomber, brazenface, brute, crank, crosspatch, daredevil, demon, devil, dragon, feist, fiend, fire-chaser, fire brigade, fire department, fire fighter, fire warden, firebrand, fireman, forest fire fighter, fury, goon, gorilla, grizzly bear, grouch, gunsel, hardnose, harum-scarum, hell-raiser, hellcat, hellhound, hellion, holy terror, hood, hoodlum, hothead, hotspur, incendiary, killer, mad dog, madbrain, madcap, monster, mugger, rantipole, rapist, revolutionary, savage, she-wolf, smokechaser, smokejumper, sorehead, spitfire, termagant, terror, terrorist, tiger, tigress, tough, tough guy, ugly customer, vamp, violent, virago, vixen, volunteer fireman, wild beast, wild man, witch, wolf