Some articles on commendatorships, commendatorship:

Dryburgh Abbey - The Final Century - Commendators
... clerics who gave him good service by providing them with commendatorships ... He received the commendatorships of the abbey of Culross in 1492 although he stepped down the following year after being provided with a large pension from the abbey ... He held the commendatorship for only a short time, dying in 1518 ...