[{"Bold_text": "noun", "List Items": ["any of a group of elongate elasmobranch, mostly marine fishes, certain species of which are large, voracious, and sometimes dangerous to humans."]}, {"Bold_text": "noun", "List Items": ["a person who preys greedily on others, as by cheating or usury.", "Informal.a person who has unusual ability in a particular field."]}, {"Bold_text": "verb (used with object)", "List Items": ["Archaic.to obtain by trickery or fraud; steal."]}, {"Bold_text": "verb (used without object)", "List Items": ["Archaic.to live by shifts and stratagems."]}]