amphibian, amphibious vehicle
['breakwater, groin, groyne, mole, bulwark, seawall, jetty', 'electric fan, blower', 'cab, hack, taxi, taxicab', 'bicycle-built-for-two, tandem bicycle, tandem', 'radiator', 'ballpoint, ballpoint pen, ballpen, Biro', 'washbasin, handbasin, washbowl, lavabo, wash-hand basin']