cornerstones, keystones, planks, bedrock, foundations, lintels, buttresses, tenets, arches, bulwarks, edifice, pilaster, underpinning, superstructure, principles, cardinal virtues, porticoes, walls, crossbeams, entablature, structures, facades, spiers, elements, mullions, scaffoldings, prongs, monoliths, quoins, gothic arch, storey, beams, apse, core, balustrades, cantilevering, stanchions, panes, crenellations, corbel, spandrel, underpinnings, slabs, archways, gable roof, backbone, sections, footings, interlocking, pediments, parallelogram, caryatids, bastions, domes, semicircles, colonnade, understructure, grillwork, axioms, strands, cupolas, component, linchpin, faade, newel, towers, centerpiece, spheres, metopes, horizontality, ashlar, layers, radiator grille, girders, mihrab, equilateral triangle, bedplate, lynchpin, dimensions, bridges, pilings, skyscrapers, overhangs, pyramid, trusses, framework, floors, cornice, citadel, stupas, foglamp, weatherboards, lunette, reredos, granite, building, fanlight, retaining wall, brickwork, imperatives, entranceway, obelisks, pillar, piers, columns, pedestal, pilasters, pedestals, pylons, shafts, antlers, chimneys, tower, uprights, piles, plinths, obelisk

abila, abyla, aisle, astylar, calpe, fingal's cave, gibraltar, jebel musa, pillar, pillared, rock of gibraltar, stylite, unpillared