derogation vs persona non grata

derogation and persona non grata both are nouns.

Word	Noun	Adjective	Verb	Adverb
derogation	Yes	No	No	No
persona non grata	Yes	No	No	No

derogation (noun)	persona non grata (noun)
(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law	a person who for some reason is not wanted or welcome
a communication that belittles somebody or something	a diplomat who is unacceptable to the government to which he is sent