regretful
🇺🇸
/rɪˈɡretfl/
🇬🇧
/rɪˈɡretfl/
feeling sad or sorry about something you did or that happened
He had a regretful expression after realizing his mistake.
자신의 실수를 깨닫고 나서 그는 후회하는 표정을 지었다.