regretful
adjectiveUK /rɪˈɡret.fəl/
US /rɪˈɡret.fəl/
Feeling sad about something you did or did not do.
She felt regretful about forgetting her friend's birthday.
RELATED WORDS
OTHER MEANINGS
2. Showing that someone feels sorry about something.
He gave a regretful smile as he said goodbye.
3. Full of sadness about something that cannot be changed.
Her regretful words showed how much she wished she had stayed.
4. Expressing sorrow or disappointment about a situation.
The coach was regretful that the game was cancelled.