Apartment:Single-family dwelling in a multi-story building, generally consisting of one or two rooms, a kitchen and a bathroom.
I live in a apartament
Bungalow:a low house, with a broad front porch, having either no upper floor or upper rooms set in the roof, typically with dormer windows.
My friend lives in a bungalow.
Cave:a large underground chamber, typically of natural origin, in a hillside or cliff.
The bear is in a cave.