Possible Clues:

• Deep-sixes
• Scurries, or destroys
• Runs furtively with short, quick steps
• Nuts are found in them — and bolts
• Sinks vessels that carry fuel
• Sinks ship deliberately, or hurries away
• Sinks - where coal is kept
• Sinks a ship
• Hurries off to sink one's ship with coal there
• Sinks full of coal?