derogation vs stifle

derogation and stifle both are nouns.

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

derogation (noun)	stifle (noun)
(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law	joint between the femur and tibia in a quadruped; corresponds to the human knee
a communication that belittles somebody or something

derogation (verb)	stifle (verb)
	suppress or constrain so as to lessen in intensity
	be asphyxiated; die from lack of oxygen
	suppress in order to conceal or hide
	impair the respiration of or obstruct the air passage of