conch
['barn spider, Araneus cavaticus', 'nipple', 'breakwater, groin, groyne, mole, bulwark, seawall, jetty', 'platypus, duckbill, duckbilled platypus, duck-billed platypus, Ornithorhynchus anatinus', 'sulphur butterfly, sulfur butterfly', 'albatross, mollymawk', 'agaric']