Related Clues:

• Jackson Hole's river
• Untrustworthy sort
• Vipers, e.g.
• It has sliding scales
• Twists and turns
• Weave in and out
• Plumber's aid
• Plumber's gadget
• Anaconda, e.g.
• Word with eyes or oil
• Plumber's device
• Drain cleaner
• What a charmer may charm
• Treacherous one
• Racers and rattlers