derogation vs roper

derogation and roper both are nouns.

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

derogation (noun)	roper (noun)
(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law	a craftsman who makes ropes
a communication that belittles somebody or something	a cowboy who uses a lasso to rope cattle or horses
	a decoy who lures customers into a gambling establishment (especially one with a fixed game)