[{"Bold_text": "noun", "List Items": ["a vertical or very steep descent:The trail has a drop-off of several hundred feet.", "a decline; decrease:Sales have shown a considerable drop-off this year.", "a place where a person or thing can be left, received, accommodated, etc.:a new drop-off for outpatients."]}, {"Bold_text": "adjective", "List Items": ["applied when a rented vehicle is left elsewhere than at the point of hire:to pay a drop-off charge."]}]