Related Clues:

• Football fill
• Outward appearance
• Word with time or mail
• Fit into the schedule
• Pay phone part
• Scuba supply
• Mattress filler
• One-armed bandit
• Play, in a way
• Part of AFB
• See 28 Across
• Vending machine opening
• Place for a coin
• It's good for a breather
• Vending-machine opening