derogation vs chap

derogation and chap both are nouns.

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

derogation (noun)	chap (noun)
(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law	(usually in the plural) leather leggings without a seat; joined by a belt; often have flared outer flaps; worn over trousers by cowboys to protect their legs
a communication that belittles somebody or something	a crack in a lip caused usually by cold
	a boy or man
	a long narrow depression in a surface

derogation (verb)	chap (verb)
	crack due to dehydration