Related Clues:

• One in a flight
• An invasion or hostile attack
• Choreographic concern
• Process portion
• "That's one small ___ for ..."
• Any 'cha' in the cha-cha-cha
• Ladder lead-in
• Flaw on a fender
• Auto-body flaw
• Bumper ding
• Noticeable progress
• Junker feature
• It helps you up?
• Short walking distance
• Bumper boo-boo