Related Clues:

• Moved sneakily
• Moved like some reptiles
• Crawled cautiously
• Emulated Spitz
• Did laps, maybe
• Crossed the Channel, a la Ederle
• Moved quietly
• Enjoyed the pool
• Did laps in the pool
• Proceeded through a traffic jam, e.g.
• Went on all fours
• Snuck
• Used the pool
• Slithered
• Edged