[{"Bold_text": "noun", "List Items": ["any of numerous, chiefly nocturnal birds of prey, of the order Strigiformes, having a broad head with large, forward-directed eyes that are usually surrounded by disks of modified feathers: many populations are diminishing owing to loss of habitat.", "one of a breed of domestic pigeons having an owllike appearance.", "night owl night owl.", "a person of owllike solemnity or appearance."]}, {"Bold_text": "adjective", "List Items": ["operating late at night or all night:an owl train."]}]