Synonyms of slayer

2 Syllables
plugger, soldier, butcher, skinners, cut-throat, cutthroat, manslayer, butchers, droppers, dropper, skinner, killer, killers
3 Syllables
processor, enforcer, criminal, butchering, assassin, murderers, triggerman, processors, torpedoes, gunperson, murderess, slaughterer, hit-and-run, massacrer, assassins, torpedo, murderer
4 Syllables
liquidator, homicide, perpetrator, manslaughterer, perpetrators
5 Syllables
exterminator, eliminator, executioner, exterminators, eliminators