poor white trash vs derogation

poor white trash and derogation both are nouns.

Word	Noun	Adjective	Verb	Adverb
poor white trash	Yes	No	No	No
derogation	Yes	No	No	No

poor white trash (noun)	derogation (noun)
(slang) an offensive term for White people who are impoverished	(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