beadhouse

or bede·house

[ beed-hous ]
/ ˈbidˌhaʊs /

noun, plural bead·hous·es [beed-hou-ziz] /ˈbidˌhaʊ zɪz/.

(formerly) an almshouse in which the residents were required to pray for the founder.

Origin of beadhouse

Middle English word dating back to 1125–75; see origin at bead, house