derogation vs roughneck

derogation and roughneck both are nouns.

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

derogation (noun)	roughneck (noun)
(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law	a cruel and brutal fellow
a communication that belittles somebody or something