What is another word for lower ground floor?
Pronunciation: [lˈə͡ʊə ɡɹˈa͡ʊnd flˈɔː] (IPA) 
Lower ground floor is a common term used in architecture and real estate, but there are several alternative synonyms to describe the same space. Some people may refer to it as the basement, which typically denotes a subterranean level below the main floor. Others might call it the cellar, particularly if it is used for storage of food or wine. A third synonym is the sub-basement, which implies a level even further down than the basement. Finally, some may simply refer to it as the lowest floor, which accurately describes its position within the building. Whether referred to as the lower ground floor, basement, cellar, sub-basement, or lowest floor, this space has plenty of potential for a multitude of uses.
