derogation vs night rider

derogation and night rider both are nouns.

Word	Noun	Adjective	Verb	Adverb
derogation	Yes	No	No	No
night rider	Yes	No	No	No

derogation (noun)	night rider (noun)
(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law	member of a secret mounted band in United States South after the American Civil War; committed acts of intimidation and revenge
a communication that belittles somebody or something