amphibian, amphibious vehicle
['ant, emmet, pismire', 'puck, hockey puck', 'conch', 'bathtub, bathing tub, bath, tub', 'scale, weighing machine', 'flatworm, platyhelminth', 'ashcan, trash can, garbage can, wastebin, ash bin, ash-bin, ashbin, dustbin, trash barrel, trash bin']