hit man vs derogation

hit man and derogation both are nouns.

Word	Noun	Adjective	Verb	Adverb
hit man	Yes	No	No	No
derogation	Yes	No	No	No

hit man (noun)	derogation (noun)
a professional killer who uses a gun	(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law
	a communication that belittles somebody or something