narthex

nartheks

eteishalli puhekieltä A western vestibule leading to the nave in some (especially Orthodox) Christian churches.
(quote-book)|title=Black Lamb and Grey Falcon|publisher=Canongate|year_published=2006|page=637
2007, Edwin Mullins, The Popes of Avignon, Blue Bridge 2008, p. 87:

One of these was Cardinal Jacopo Stefaneschi, ... who had now conceived ambitious plans for paintings to decorate the entire narthex, or entrance porch, of Avignon's ancient cathedral.