Related Clues:

• Sheltered, to a sailor
• Circulatory vessel
• Vital artery
• Away from the salty spray
• Principal artery
• Big, bloody tube
• Something close to your heart?
• Big blood carrier
• Boating term
• Away from wind
• On the calmer side
• How a ship may be turned
• Trunk within a trunk
• Renal artery feeder
• On the less windy side