underbuilding (noun) basement: room on lower floor of building
Detalii: a cellar is a storage place, usually underground, for foodstuffs etc; basement is the lowest story of a building, part or wholly below ground level
Sinonime: bottom, cellar, crypt, excavation, furnace room,
storage, substructure, subterranean room, underbuilding, understructure,
vaultAntonime: attic