Related Clues:

• Snake
• Blockage remover
• Big snake
• Deceitful sort
• Grass inhabitant?
• Coral, for one
• Double-crosser
• Plumber's tool
• Adder, e.g.
• Herpetology subject
• Large snake
• Jackson Hole's river
• Untrustworthy sort
• It has sliding scales
• Weave in and out