[{"Bold_text": "verb (used without object)", "List Items": ["to live or stay as a permanent resident; reside .", "to live or continue in a given condition or state:to dwell in happiness.", "to linger over, emphasize, or ponder in thought, speech, or writing (often followed byonorupon):to dwell on a particular point in an argument.", "(of a moving tool or machine part) to be motionless for a certain interval during operation."]}, {"Bold_text": "noun", "List Items": ["Machinery.a flat or cylindrical area on a cam for maintaining a follower in a certain position during part of a cycle.a period in a cycle in the operation of a machine or engine during which a given part remains motionless.", "a flat or cylindrical area on a cam for maintaining a follower in a certain position during part of a cycle.", "a period in a cycle in the operation of a machine or engine during which a given part remains motionless."]}]