derogation vs graverobber

derogation and graverobber both are nouns.

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

derogation (noun)	graverobber (noun)
(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law	someone who takes bodies from graves and sells them for anatomical dissection
a communication that belittles somebody or something	someone who steals valuables from graves or crypts