Related by context. Frequent words. (Click for all words.) 37 stairwells 36 staircases 35 exterior walls 35 floors 34 elevator 34 stairways 33 ceilings 33 ductwork 33 claustrophobic 33 wooden floors 32 ceiling tiles 32 confined spaces 32 upper floors 32 ventilation 31 handrails 31 stairway 31 stairwell 30 spiral staircase 30 elevator shaft 30 staircase 30 elevators 30 baseboards 30 elevated 30 compromised 30 air ducts 29 loosened 29 sprinkler system 29 stairs 29 passageways 29 stair 29 scaffolding 29 softened 28 altered 28 windowsills 28 flammable materials 28 elevated cholesterol 28 thicker 28 modified 28 floor 28 storeys 28 ventilated 28 chimneys 27 buildings 27 attic 27 ceiling 27 observation deck 27 dimly lit 27 skylight 27 building 27 deteriorate 27 basement 27 sprinklers 27 cooled 26 basements 26 slats 26 higher 26 restrictive 26 deemed unsafe 26 thickened 26 shakier 26 windowless 26 deteriorated 26 Burj Khalifa 26 roofs 26 lengthened 26 balconies 25 skylights 25 crawl spaces 25 entryways 25 doorways 25 standpipe 25 upstairs 25 railings 25 banister 25 slackened 25 airtight 25 tighter 25 muffled 25 bathrooms 25 walkways 25 watered 25 rotted 25 constricted 25 stabilized 25 hallways 25 brownstone 24 egress 24 stringent 24 calmer 24 cleaned 24 deficient 24 tightened 24 dryer 24 locker rooms 24 handrail 24 improved 24 attenuated 24 walls 24 orchestra pit 24 constrained 24 cornice