A furnished sitting room with sleeping accommodations (and some plumbing) WordNet 3.0 & Open English WordNet

A bedsit, bedsitter, or bed-sitting room is a form of accommodation common in some parts of the United Kingdom which consists of a single room per occupant with all occupants typically sharing a bathroom. Wikipedia

Type of accommodation: a room in a shared house Wikidata

A form of rented accommodation consisting of a single room for use as both sitting room and bedroom; there may also be a small kitchen area and washing and toilet facilities, but these amenities are more commonly outside the room and shared by several tenants. Wiktionary

Rented room. Wiktionary (translation)