derogation vs practical joker

derogation and practical joker both are nouns.

Word	Noun	Adjective	Verb	Adverb
derogation	Yes	No	No	No
practical joker	Yes	No	No	No

derogation (noun)	practical joker (noun)
(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law	someone who plays practical jokes on others
a communication that belittles somebody or something