derogation vs mug

derogation and mug both are nouns.

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

derogation (noun)	mug (noun)
(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law	with handle and usually cylindrical
a communication that belittles somebody or something	the human face (`kisser' and `smiler' and `mug' are informal terms for `face' and `phiz' is British)
	a person who is gullible and easy to take advantage of
	the quantity that can be held in a mug

derogation (verb)	mug (verb)
	To stare awkwardly
	rob at gunpoint or with the threat of violence