derogation vs litterbug

derogation and litterbug both are nouns.

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

derogation (noun)	litterbug (noun)
(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law	a person who litters public places with refuse
a communication that belittles somebody or something