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