dissimulator vs derogation

dissimulator and derogation both are nouns.

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

dissimulator (noun)	derogation (noun)
a person who professes beliefs and opinions that he or she does not hold in order to conceal his or her real feelings or motives	(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law
	a communication that belittles somebody or something