Related Clues:

• Backup cause, often
• Get stopped up
• Plumbing stop-up
• Roto-Rooter target
• Overflow cause
• Clog's cousin
• Shoe for a certain dance
• Wooden wear
• Clog cousin
• Something attacked by a snake?
• Low-heeled, wing-tipped shoe
• Sink-drain problem
• What paper towels do to a toilet
• Shoe made of wood
• Pipe blocker