dyke vs derogation

dyke and derogation both are nouns.

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

dyke (noun)	derogation (noun)
a barrier constructed to contain the flow of water or to keep out the sea	(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law
(slang) offensive term for a lesbian who is noticeably masculine	a communication that belittles somebody or something

dyke (verb)	derogation (verb)
enclose with a dike