I apologize profusely for my behavior.

Meaning

A very strong apology for one's actions.

Examples

• John: 'I behaved badly, Alice.'
• Alice: '<b>I apologize profusely for my behavior</b>; I was out of line.'
• John: '<b>I apologize profusely for my behavior</b>; it won't happen again.'
• Alice: 'Your conduct was unacceptable, John.'