Related Clues:

• Motorist's headache
• Air problem
• Comfortable shoe
• Not hold water, say
• Puddle producer
• Bath rooms?
• Radiator problem
• What a 17-Across might get assistance with
• Below the intended pitch
• Be less than watertight
• Tell anonymously
• Scuba diver's worry
• Outright
• Prostrate
• Like the plains