murderer vs liquidator

murderer and liquidator both are nouns.

Word	Noun	Adjective	Verb	Adverb
murderer	Yes	No	No	No
liquidator	Yes	No	No	No

As nouns, murderer and liquidator are synonyms defined as:

murderer and liquidator: a criminal who commits homicide (who performs the unlawful premeditated killing of another human being)

Other synonyms of murderer include manslayer.

murderer (noun)	liquidator (noun)
a criminal who commits homicide (who performs the unlawful premeditated killing of another human being)	(law) a person (usually appointed by a court of law) who liquidates assets or preserves them for the benefit of affected parties
	a criminal who commits homicide (who performs the unlawful premeditated killing of another human being)