Some other synonyms or phrases that can be used to express regret are:
- "I wish I had done things differently..."
- "It's too bad that I didn't understand the consequences at the time..."
- "I deeply regret my actions and wish I could go back and make amends..."
- "If I had only been more aware of the situation, I would have taken different actions..."
- "The hindsight of my mistakes is frustrating, and I wish I could change the past..."
Regret is a common emotion and can come in many forms. It may be as simple as regretting a small decision you made earlier in the day or as significant as wishing you had taken a different path in your life. Regardless of the situation, it's important to recognize the regret, reflect on what could have been different, and learn from it moving forward.