derogate

Inherited from Late Middle English derogaten, from derogat(e) (“annulled, abrogated”, used participially and later as the past participle of derogaten) +‎ -en (verb-forming suffix) borrowed from Latin dērogātus, perfect passive participle of dērogō (“to annul, repeal part of a law, take away, detract from”) (see -ate (verb-forming suffix) and -ate (adjective-forming suffix)), from dē- (“from”) + rogō (“to ask, enquire; to propose a law”). Sporadic participial usage of the adjective up until Early Modern English.

Inherited from Middle English derogat(e) (“annulled, abrogated”, used participially and later as the past participle of derogaten), see Etymology 1 and -ate (adjective-forming suffix) for more.