What's the noun for abbey? Here's the word you're looking for.
abbey
The office or dominion of an abbot or abbess. [First attested around 1150 to 1350.]
A monastery or society of people, secluded from the world and devoted to religion and celibacy, which is headed by an abbot or abbess; also, the monastic building or buildings. [First attested around 1150 to 1350.]
The church of a monastery. [First attested around 1150 to 1350.]
(Britain) A residence that was previously an abbatial building.[Mid 16th century.]