Related Clues:

• A crow's-nest is atop it
• Ship's backbone
• Boat beam
• Schooner feature
• Sailboat need
• -- over (faint)
• Carina
• Stem-to-stern item
• Upright at sea
• Ship pole
• Part of a ship
• Boom support
• Sail support
• Boom supporter
• Jolly Roger's perch