miscreant
🇺🇸
/ˈmɪskriənt/
🇬🇧
/ˈmɪskriənt/
someone who behaves badly or does not follow the rules
The teacher sent the miscreant to the principal's office for breaking the rules.
선생님은 규칙을 어긴 불량학생을 교장실로 보냈습니다.