derogation vs sneak thief

derogation and sneak thief both are nouns.

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

derogation (noun)	sneak thief (noun)
(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law	a thief who steals without using violence
a communication that belittles somebody or something