derogation vs mugger

derogation and mugger both are nouns.

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

derogation (noun)	mugger (noun)
(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law	a robber who takes property by threatening or performing violence on the person who is robbed (usually on the street)
a communication that belittles somebody or something