breakwater, groin, groyne, mole, bulwark, seawall, jetty
['hammerhead, hammerhead shark', 'beach wagon, station wagon, wagon, estate car, beach waggon, station waggon, waggon', 'Irish water spaniel', 'Labrador retriever', 'Border collie', 'torch', 'panpipe, pandean pipe, syrinx']