custumal

Etymology

noun

1. A survey of a medieval English manor, listing each tenant and the customs under which the tenancy was held.
   However, it may have been too unwieldy for a large and growing city, and its business therefore narrowed as the other courts developed. According to an early thirteenth-century custumal, there were three chief folkmoots a year: […] 2003, John Hamilton Baker, The Oxford History of the Laws of England: c. 900-1216, page 819