Parlour – A room for guests which is away from the public in a club, inn, etc. In old English, in a house, parlour means the living room which is kept neat for welcoming the visitors.
Foyer – It is an entrance hall or vestibule in an apartment or house. It also refers to the entrance of a hotel, theatre or apartment.
Lounge – A living room or lobby in a house can also be called a lounge. It also means a sofa which is backless for reclining and has a headrest.
Porch – A porch also refers to a verandah. It is an extended space which is enclosed in the front or sides of a house.
Lobby – It is a room for waiting or a hall at the entrance of a building. It is also a vestibule or corridor which serves as a space to enter into a large room.
Attic – It is a part of a building, mainly of a house which is directly under the roof. It is a roof or story which is below the roof of a building.
Portico – A structure which has a roof supported by piers or columns, which is attached to a building as a porch is known as portico.