regrettable
🇺🇸
/rɪˈɡretəbl/
🇬🇧
/rɪˈɡretəbl/
something that makes you feel sorry or sad because it happened
It is regrettable that we cannot attend the wedding due to prior commitments.
사전 약속 때문에 결혼식에 참석할 수 없어서 유감입니다.