Related Clues:

• Reason for a merchandise return
• Complexion spoiler
• Supermodel's concern
• Discount reason
• Blemish, fault
• Join opponents in a cause
• Want or imperfection
• Fault, flaw
• Go over to the enemy
• Stain or defect
• Noticeable flaw
• A flaw or imperfection
• Go over to the enemy - it's a flaw
• Failing or imperfection
• Desert and join the other side