derogation vs operator

derogation and operator both are nouns.

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

derogation (noun)	operator (noun)
(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law	an agent that operates some apparatus or machine
a communication that belittles somebody or something	someone who owns or operates a business
	a shrewd or unscrupulous person who knows how to circumvent difficulties
	a speculator who trades aggressively on stock or commodity markets
	(mathematics) a symbol or function representing a mathematical operation