I apologize for the mess.
I apologize for the delay in sending this.
I apologize for the error.
If it was inferred that was my definition of insurgent, then I apologize for not being clearer.
I apologize if I am being too direct.
I apologize for badgering you about your mother.
Barnes was forced to apologize and recant; and Gardiner delivered a series of sermons at St Paul's Cross to counteract Barnes' invective.
I want to apologize for forcing myself on you and I want to assure you that it will never happen again.
She then turned to her son as if to apologize for allowing this relative stranger to kiss her.
Whatever it was, I apologize for hurting you so much that you bore a grudge for thousands of years.