Definitions of derogate
to criticise someone or something; to disparage
We do not derogate any religions.
to do something in a way that is different from the usual or common standard; to take away or detract from (something); to reduce the value of something
Under such a regime, it would be possible for an insurer to derogate from the prescribed standard.
to partially repeal or abolish a law
A significant number of the statute's provisions were derogated.