Related Clues:

• Regret one's wrongdoings
• Show contrition
• Product of hindsight, sometimes
• Word from John the Baptist
• Regret one's sins
• Kick oneself for
• Contrition
• Feel bad for
• 'Be saved!'
• Mend one's ways
• Advice to a sinner
• Be contrite about
• Feeling of rue
• Be sorry about
• Word in a street-corner sermon, perhaps