apologetic · adjective /əˌpɑl.əˈdʒet̬.ɪk/Full view
C2 showing or saying that you are sorry about something
Dictionary examples:

an apologetic smile

She was very apologetic about missing the meeting.

Learner example:

I am deeply apologetic if my letter troubled anybody or was too boring to read, but I had to say my opinion out loud. (Certificate of Proficiency in English; C2; Russian)

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