stupid person vs derogation

stupid person and derogation both are nouns.

Word	Noun	Adjective	Verb	Adverb
stupid person	Yes	No	No	No
derogation	Yes	No	No	No

stupid person (noun)	derogation (noun)
a person who is not very bright	(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