Related Clues:

• Unit of six feet in measuring depth of water
• Could be a granny or a sheepshank
• Unit of length used in navigation
• A nautical mile per hour
• Unit of speed at sea
• Hard mass in tree trunk at branch joint
• Unit of measurement for water depth
• It's six feet deep
• Measure of depth in water
• About six feet of water depth
• About six feet of water
• Understand after much thought
• Come to understand the water depth
• Big enough to start with to have six feet in the water
• Big enough to start with to have six feet