Related Clues:

• Lab-maze runner
• Squealer - or squeaker
• Hardly a good friend
• Slum sight
• Rodent pet
• Judas, to Jesus
• Water __
• False friend
• Rizzo the Muppet, for one
• Sewer sight
• Musk follower
• Two-timer
• Maze traveler
• Drainpipe discovery
• Betray, with "on"