disparagement vs mass murderer

disparagement and mass murderer both are nouns.

Word	Noun	Adjective	Verb	Adverb
disparagement	Yes	No	No	No
mass murderer	Yes	No	No	No

disparagement (noun)	mass murderer (noun)
the act of speaking contemptuously of	a person who is responsible for the deaths of many victims in a single incident
a communication that belittles somebody or something