derogation vs fellow

derogation and fellow both are nouns.

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

derogation (noun)	fellow (noun)
(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law	a boy or man
a communication that belittles somebody or something	a man who is the lover of a man or woman
	a friend who is frequently in the company of another
	a person who is member of one's class or profession
	an informal form of address for a man
	a member of a learned society
	one of a pair