THESAURUS
exterminator
Cain, annihilator, apache, arsonist, assassin, assassinator, biblioclast, bloodletter, bloodshedder, bomber, bravo, burker, burner, butcher, button man, cannibal, cutthroat, demolisher, desperado, destroyer, dynamitard, dynamiter, eradicator, executioner, garroter, gorilla, gun, gunman, gunsel, hatchet man, head-hunter, hit man, homicidal maniac, homicide, hun, iconoclast, idol breaker, idoloclast, killer, man-eater, man-killer, manslayer, massacrer, matador, murderer, nihilist, pesticide, poison, poisoner, ruiner, slaughterer, slayer, strangler, syndicalist, terrorist, thug, torpedo, trigger man, vandal, wrecker