breakwater, groin, groyne, mole, bulwark, seawall, jetty
['schipperke', 'ant, emmet, pismire', 'flat-coated retriever', 'patio, terrace', 'shield, buckler', 'worm fence, snake fence, snake-rail fence, Virginia fence', 'ice bear, polar bear, Ursus Maritimus, Thalarctos maritimus']