derogation vs incompetent

derogation and incompetent both are nouns.

Word	Noun	Adjective	Verb	Adverb
derogation	Yes	No	No	No
incompetent	Yes	Yes	No	No

derogation (noun)	incompetent (noun)
(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law	someone who is not competent to take effective action
a communication that belittles somebody or something

derogation (adjective)	incompetent (adjective)
	not qualified or suited for a purpose
	legally not qualified or sufficient
	not doing a good job
	not meeting requirements
	showing lack of skill or aptitude