disparagement vs manslayer

disparagement and manslayer both are nouns.

Word	Noun	Adjective	Verb	Adverb
disparagement	Yes	No	No	No
manslayer	Yes	No	No	No

disparagement (noun)	manslayer (noun)
the act of speaking contemptuously of	a criminal who commits homicide (who performs the unlawful premeditated killing of another human being)
a communication that belittles somebody or something