Senior · older acquaintance
해요체죄송해요
Most common
- Word swapped미안→죄송
- Ending해→해요
Other ways to say it
죄송합니다
More formal, highlighting respect
미안하다고 말하기·Prepared table·Reviewed by a person
죄송해요
Most common
Other ways to say it
죄송합니다
More formal, highlighting respect