sneak thief vs derogation

sneak thief and derogation both are nouns.

Word	Noun	Adjective	Verb	Adverb
sneak thief	Yes	No	No	No
derogation	Yes	No	No	No

sneak thief (noun)	derogation (noun)
a thief who steals without using violence	(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