What is another word for under-buildings?
Pronunciation: [ˌʌndəbˈɪldɪŋz] (IPA) 
Under-buildings refer to the structures or foundations that are beneath a building. There are various synonyms that can be used to describe these structures. Some of the most common synonyms include substructures, foundations, basements, cellars, vaults, and lower levels. All of these terms describe the parts of a building that are located below ground level, and they are essential for ensuring that a building is sturdy and secure. Other less common synonyms include underpinnings, supports, footings, and underground levels. While some of these terms may not be as commonly used as others, they still accurately describe the structures that are essential for maintaining a building's stability and safety.
