Under croft is generally referred to as a space beneath a building that is often used as storage or as a shelter. It is commonly found in churches, cathedrals, and castles. The under croft can also be identified as a basement or cellar that is located below ground level. Synonyms for under croft can include vault, basement, cellar, catacomb, crypt, dungeon, or subterranean space. These synonyms can be interchanged depending on the context of the usage of the word. Regardless of the term used, the under croft remains an essential space that is often utilized for storage or as an area for various activities.