[{"Bold_text": "noun", "List Items": ["the part of a building or construction entirely above its foundation or basement.", "any structure on something else.", "the overlying framework or features of an organization, institution, or system, built or superimposed on a more fundamental base.", "Nautical.any construction built above the main deck of a vessel as an upward continuation of the sides.Compare deckhouse .", "the part of a bridge that rests on the piers and abutments.", "anything based on or rising from some foundation or basis:a complex ideological superstructure based on two hypotheses."]}]