Word Study
exterminator
CIDE DICTIONARY
exterminator, n. [L.].
One who, or that which, exterminates. Buckle. [1913 Webster]
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, wreckerFor further exploring for "exterminator" in Webster Dictionary Online