source: cheryl hines show GIF - Find & Share on GIPHY

showing a critical or disrespectful attitude:

〖通例名詞の前で〗軽蔑的な〈発言など〉; «…に対して» (名誉などを)傷つける, 価値を下げる «to»

e.g. she tells me I'm fat and is always making derogatory remarks.

derogatorily | -ˌtôrəlē | adverb

early 16th century (in the sense ‘impairing in force or effect’): from late Latin derogatorius, from derogat- ‘abrogated’, from the verb derogare (see derogate).