[{"Bold_text": "verb (used with object)", "List Items": ["to release the coupling or link between; disconnect; let go:to uncouple railroad cars.", "to end (a romantic relationship or marriage):Their marriage was uncoupled by financial problems."]}, {"Bold_text": "verb (used without object)", "List Items": ["to become unfastened; let go:The glider uncoupled from the tow plane.", "to end a romantic relationship or marriage:My sister and her boyfriend have uncoupled after ten years together.", "(of a romantic relationship or marriage) to end."]}]