See cutthroat in Webster's New World Roget's A-Z Thesaurus II
noun
One who murders another:
butcher, homicide, killer, manslayer, massacrer, murderer, murderess, slaughterer, slayer, triggerman. See help
adjective
Eager for bloodshed:
bloodthirsty, bloody, bloody-minded, homicidal, murderous, sanguinary, sanguineous, slaughterous. See help
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