Derogatory (adjective)

1. Expressing or implying a low opinion of someone or something; disparaging.
2. Tending to lessen the value or reputation of something or someone.

Origin:

Early 17th century: from french dérogatoire or late latin derogatorius, from the verb derogare (see derogate).

Examples:

1. He made derogatory comments about her intelligence.
2. The article contained derogatory statements about the company's CEO.
3. The employee's derogatory behavior towards his coworkers led to his dismissal.
4. The politician's derogatory attitude towards the opposition led to a heated debate.
5. She made a derogatory gesture towards the idea.