Related Clues:

• Snake
• Blockage remover
• Deceitful sort
• Grass inhabitant?
• Coral, for one
• Double-crosser
• Satanic disguise
• Plumber's tool
• Adder, e.g.
• Herpetology subject
• Untrustworthy one
• Large snake
• Jackson Hole's river
• Eve's tempter
• Untrustworthy sort