[{"Bold_text": "noun", "List Items": ["alsocalledcommaespecially British, tube , underground .an underground electric railroad, usually in a large city.", "Chiefly British.a short tunnel or underground passageway for pedestrians, automobiles, etc.; underpass."]}, {"Bold_text": "verb (used without object)", "List Items": ["to be transported by a subway:We subwayed uptown."]}]