Under crofts is a term that has been used to describe the lower level of a building, usually a church or a castle. These enclosed spaces were typically used for storage or as a foundation for the building above. Synonyms for under crofts could include basement, sublevel, cellar, vault, or crypt. While these terms may have slightly different connotations, they all refer to a space beneath the ground level of a building. Under crofts can also be associated with medieval architecture, which featured elaborate stone arches and pillars. Regardless of the terminology used, under crofts remain an important part of historical buildings and architectural design.