Related Clues:

• Mink's cousin
• Snake
• Sneaky one
• Blockage remover
• Hollow-fanged snake
• Deceitful sort
• Grass inhabitant?
• Coral, for one
• Double-crosser
• Sneak
• Satanic disguise
• Ermine, e.g.
• Plumber's tool
• Adder, e.g.
• Poisonous snake