derogation vs poor white trash

derogation and poor white trash both are nouns.

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

derogation (noun)	poor white trash (noun)
(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law	(slang) an offensive term for White people who are impoverished
a communication that belittles somebody or something