dense vs derogation

dense is not a noun while derogation is a noun.

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

dense (noun)	derogation (noun)
	(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

dense (adjective)	derogation (adjective)
having high relative density or specific gravity
hard to pass through because of dense growth
slow to learn or understand; lacking intellectual acuity
permitting little if any light to pass through because of denseness of matter
having component parts closely crowded together