Related Clues:

• Large floating mass of frozen water
• Floating mountain
• A floating ice mountain
• Mass of floating ice
• Type of crisp lettuce
• Large mass of floating ice
• Large floating mass
• Four-fifths are under water
• Broken piece of a glacier
• One destroyed the Titanic
• I see, with beer - Gee! - there's lots of ice with it
• Where the water is hard, to a very large extent.
• By the sound of it, frees amount at sea
• One might beg to have some rice with it in the sea
• A very large amount of cold?