[{"Bold_text": "noun", "List Items": ["Aeronautics.a system furnishing air transport, usually scheduled, between specified points.the airplanes, airports, etc., of such a system.Oftenairlines.a company that owns or operates such a system.", "a system furnishing air transport, usually scheduled, between specified points.", "the airplanes, airports, etc., of such a system.", "Oftenairlines.a company that owns or operates such a system.", "a direct line; beeline.", "an airhose used to pipe air to a deep-sea diver, pneumatic drill, etc."]}, {"Bold_text": "adjective", "List Items": ["of or on an airline."]}]