denigrate

verb

1. (transitive)To criticize so as to besmirch; traduce, disparage or defame.

   “What grand engines they were! Yet I have noticed a disposition on the part of quite a diversity of present-day commentators to denigrate those engines.”

   “Although in public Soviet officials tend to denigrate the French electric locomotives imported recently, there is little doubt that lessons learnt from these engines will be incorporated in new Russian designs.”

2. (transitive)To treat as worthless; belittle, degrade or disparage.

   “You have no right to denigrate people and things that you have no personal experience with.”

3. (rare, transitive)To blacken.

adj

1. (transitive)Blackened.