impropriety
🇺🇸
/ˌɪmprəˈpraɪəti/
🇬🇧
/ˌɪmprəˈpraɪəti/
Something that is not right or not suitable, especially in a professional or moral way.
The teacher was shocked by the student's behavior, which was a clear case of impropriety.
선생님은 학생의 행동에 충격을 받았고, 이는 명백한 부적절한 행동의 사례였습니다.