Related Clues:

• Plug
• Clog
• Plug, as a hole
• Clog, as a drain
• Put a cork in
• Pots, perhaps, to block it
• Block pots
• Block the pots?
• Pots block?
• Don't go to bed, just plug it
• Don't go to bed, just block it
• Plug the pots, perhaps
• Block (eg an earth)
• Don't go to bed early when it's close
• Cork? Don't retire here