1. To repeal, annul or destroy the force and effect of some part of a law or established rule; to lessen the extent of a law; distinguished from abrogate.
by several contrary customs, many of the civil and canon laws are controlled and derogated.
2. To lessen the worth of a person or thing; to disparage.
DEROGATE, v.i.
1. To take away; to detract; to lessen by taking away a part; as, say nothing to derogate from the merit or reputation of a brave man.
2. To act beneath ones rank, place or birth.