Punisher

(n.) One who inflicts punishment.

Thesaurus Entries

Cain, Jack Ketch, apache, assassin, assassinator, beheader, bloodletter, bloodshedder, bravo, burker, butcher, button man, cannibal, chastizer, cutthroat, deathsman, desperado, discipliner, electrocutioner, eradicator, executioner, exterminator, garroter, gorilla, gun, gunman, gunsel, hangman, hatchet man, head-hunter, headsman, hit man, homicidal maniac, homicide, killer, man-eater, man-killer, manslayer, massacrer, matador, murderer, pesticide, poison, poisoner, punisher, slaughterer, slayer, thug, torpedo, trigger man