the first floor (in US); the ground floor (in UK) [written and colloquial]

a one woman brothel [written and colloquial]

a one woman brothel vice den [written and colloquial]

a type of brothel where there's only one prostitute operating in one apartment unit (unlike the ones who operate in a shared flat)

Prostitute

Go upstairs

Pentagon

to repay mortgage

apartment building

Tong Lau

as noisy as if a building is being demolish

city tower

fall from building

building

airport terminal

(noun) workplace

floors

the signs of important events often come before they are about to happen

photographic studio

(noun) a law firm

to pick a house; to find a house

tower with many antennas or rods; metaphorically refers to a cramped building with many extensions or additions

skyscraper

noun; repossession

the floor above

(noun) lobby (of building)

property prices

title deed

housing slave

buildings