[{"Bold_text": "noun", "List Items": ["any mollusk of the class Gastropoda, having a spirally coiled shell and a ventral muscular foot on which it slowly glides about.", "a slow or lazy person; sluggard.", "Machinery.a cam having the form of a spiral.", "Midwestern and Western U.S.a sweet roll in spiral form, especially a cinnamon roll or piece of Danish pastry."]}]