Possible Clues:

• Pretext about our lot being in the river
• Grant exemption
• "I forgot" isn't a good one
• Overlook old partner, Rod, holding spades
• Forgive or overlook an offence
• Forgive Conservative breaking old custom
• A self-justification
• Release without computer's initial application
• Pardon; justify
• Forgive (an offence)