Synonyms and related words :
French door, antenna tower, archway, back door, barbican, barway, beacon, beam, belfry, bell tower, bulkhead, campanile, carriage entrance, cellar door, cellarway, colossus, column, cupola, derrick, dome, door, doorjamb, doorpost, doorway, fan marker, fire tower, flare path, front door, gate, gatepost, gateway, hatch, hatchway, lantern, lighthouse, lintel, marker, martello, martello tower, mast, minaret, monument, obelisk, observation tower, pagoda, pilaster, pillar, pinnacle, pole, porch, portal, porte cochere, postern, propylaeum, pyramid, racon, radar beacon, radio beacon, scuttle, shaft, side door, skyscraper, spire, standpipe, steeple, stile, storm door, stupa, television mast, threshold, tollgate, tope, tour, tower, trap, trap door, turnpike, turnstile, turret, water tower, wind cone, wind indicator, wind sock, windmill tower