landing, stair, stairhead, step

staircase, stairwell, stairway, downstairs, hallway, spiral staircase, upstairs, doorway, banister, elevator, gangway, ledge, elevator shaft, bannister, bathroom, balcony, escalator, handrail, gangplank, ladders, walkway, basement, breezeway, dumbwaiter, freight elevator, travelator, skylight, wheelchair, railings, aisles, windowsill, drainpipes, floors, foyer, trapdoor, vestibule, passageway, monkey bars, seracs, promenade deck, doorframe, restroom, courtyard, hatchway, concourse, chute, hill, sickroom, walker, stepladder, terrace, entryway, casement window, deck, alleyway, porch, alcove, attic, zimmer frame, hayloft, balustrade, stroller, bedframe, slats, jetway, serac, companionway, downstage, atrium, tub, window sill, choir loft, sidewalk, stark naked, rabbit hole, haymow, stairmaster, ginnel, rappelling, crawlspace, canes, livingroom, dining room, shute, washroom, breezeways, cornice, pushchair, couch, chimney, galley, scaffolding, doorless, rope, coatroom, acrophobia, rockface, lavatory, dormer window, abseil, window, belaying, stair, stairways, staircases, corridors, hallways, corridor, doors, ramp, benches, entranceway, gate

backstairs, companionway, emergency exit, escalator, fire escape, flight, flight of stairs, flight of steps, ghat, ladder, moving staircase, moving stairway

creaky, fearfully, head, headfirst, incautious, lightless, newel, newel post, pell-mell, relearn, spry, stair-carpet, steep, use

building, edifice

way

staircase, stairway, steps