agister
noun
agist·er
variants or agistor
ə-ˈji-stər
plural -s
: one that agists livestock
specifically : an officer of the royal forests in England who has the care of livestock agisted
Word History
Etymology
Middle English agister, from Anglo-French agistour, from Middle French agister + -our -or
First Known Use
15th century, in the meaning defined above