A statement of acknowledgment expressing regret or asking pardon
A statement that justifies or defends something, such as a past action or policy
I'm the one who owes you an apology, not the other way around.
"Apology accepted," she said and looked down.
The apology may be taken for what it is worth.
Dean muttered an apology to his superior and left the lieutenant's office.
"Kris sent me an apology," she started.