Cain apache assassin assassinator barbaric barbarous bloodletter bloodshedder bloodthirsty bloody bloody-minded bravo brutal brutish bucko bully bullyboy burker butcher button man cannibal cold-blooded competing competitive cruel deadly desperado devil emulous eradicator exacting excessive executioner exorbitant exterminator extortionate extravagant fancy feral ferocious fierce garroter gorilla gory gouging grossly overpriced gun gunman gunsel gunslinger hatchet man head-hunter hell-raiser hellcat hit man homicidal homicidal maniac homicide immoderate in competition in rivalry inflationary inhuman inordinate killer lethal mad dog man-eater man-killer manslayer massacrer matador merciless murderer murderous out of bounds out of sight outrageous overpriced pesticide pirate pitiless poison poisoner preposterous prohibitive red-handed relentless rival rivaling rough rowdy ruffian ruthless sanguinary savage self-destructive skyrocketing slaughterer slaughterous slayer spiraling strangler suicidal thug torpedo trigger man truculent unconscionable undue unmerciful unprincipled unreasonable unwarranted usurious vicious violent vying