[{"Bold_text": "noun", "List Items": ["the act of a person or thing that serves .", "a single portion of food or drink; helping.", "Electricity.a layer of material, as jute yarn or tape, that is applied to the core or the exterior of a lead-covered cable and acts as a protective covering."]}, {"Bold_text": "adjective", "List Items": ["for use in distributing food to or at the table:a serving tray."]}]