culprit
🇺🇸
/ˈkʌlprɪt/
🇬🇧
/ˈkʌlprɪt/
A person who did something wrong or broke the law.
The police found the culprit who stole the money.
警察はお金を盗んだ犯人を見つけた。
The person or thing that caused a problem.
The main culprit for the power outage was the broken cable.
停電の主な原因はケーブルの破損だった。