[{"Bold_text": "noun", "List Items": ["the act of concurring .", "accordance in opinion; agreement:With the concurrence of several specialists, our doctor recommended surgery.", "cooperation, as of agents or causes; combined action or effort.", "simultaneous occurrence; coincidence:the concurrence of several unusual events.", "Geometry.a point that is in three or more lines simultaneously.", "Law.a power equally held or a claim shared equally.", "Archaic.competition; rivalry."]}]