derogation vs repeater

derogation and repeater both are nouns.

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

derogation (noun)	repeater (noun)
(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law	a firearm that can fire several rounds without reloading
a communication that belittles somebody or something	(electronics) electronic device that amplifies a signal before transmitting it again
	a person who repeats
	someone who is repeatedly arrested for criminal behavior (especially for the same criminal behavior)