1. causing distress, worry, or emotional disturbance

1. present participle of upset: causing to become distressed or disturbed

Examples

• The news about the accident was very upsetting.
• She found the movie’s ending quite upsetting.
• It’s upsetting to see so much litter in the park.
• The teacher’s harsh criticism was upsetting to the students.
• He keeps upsetting his younger sister with his teasing.
• The documentary about pollution was deeply upsetting.
• Stop upsetting your mother with those jokes.