Dear [Name],
I want to begin by expressing my sincerest apologies for making you feel uncomfortable. I understand that my words and actions were inappropriate and that I should have been more mindful of the situation.
I understand that I should have been more mindful of the environment and the people around me. I should have been more aware of the impact of my words and actions and I should have been more respectful of your feelings.
I realize that I have caused you distress and I am deeply sorry for that. I take full responsibility for my actions and I am determined to make sure that this doesn't happen again.
I am sorry for causing you any discomfort. I hope that you can accept my apology and that we can move forward in a positive direction.
I will make sure to be more aware of my words and actions in the future and I will be more respectful of the feelings of those around me. I will also make sure to be more mindful of the environment and the people around me.
Once again, I apologize for making you feel uncomfortable and I hope that you can accept my apology.
Sincerely,
[Your Name]