practical joker vs derogation

practical joker and derogation both are nouns.

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

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