Compartment

[Rihanna]

One of the parts into which an inclosed portion of
space is divided, as by partitions, or lines; as, the compartments of a
cabinet, a house, or a garden.

[Justin Bieber]

A [girls] [vagina].

[Sommer]

an [apartment]; specifically, an efficiency or [extremely] [small] apartment.

[Couch Potatoe]

A separate section or part of a structure or container.