[{"Bold_text": "noun", "List Items": ["rhythm in which the accompaniment is strict two-four time and the melody, with improvised embellishments, is in steady syncopation.", "a style of American music having this rhythm, popular from about 1890 to 1915."]}, {"Bold_text": "noun", "List Items": ["a novel (1975) by E. L. Doctorow."]}]