[n] a structure attached to the exterior of a building often forming a covered entrance
ambry, apse, archway, back door, baptistery, barway, blindstory, bulkhead, carriage entrance, cellar door, cellarway, chancel, choir, cloisters, confessional, confessionary, crypt, diaconicon, diaconicum, door, doorjamb, doorpost, doorway, Easter sepulche