sitting room 
noun chiefly British
A room in a house in which people can sit down and relax.Now derelict, the stone property has planning permission to be restored as a four-bedroom home, with one bathroom, two sitting rooms, a dining room and a fitted kitchen....
- They pass through bedrooms with tiny beds, sitting rooms, a dining room, until they come to the room where Proust slept as a boy.
- All the bedrooms and studies and sitting rooms were of Chinese style while the dining rooms, lounges and bathrooms were Western.
Synonyms
living room, lounge, front room, drawing room, morning room, reception room, salon, family room;
South African sitkamer
dated parlour, withdrawing room