Contemptuous
Expressing disdain; showing lack of respect. (Adjective)
Synonyms
derisive,rude,impolite
Antonyms
humble, respectful, kind
Sentences
1. The student got written up for being contemptuous to the teacher.
2. My mom took away my phone for being contemptuous to her.
Simon's Meanest Moments - THE X FACTOR USA 2013