affeeror
/əˈfɪərə/Now historical
noun
A person appointed to determine the values of fines and amercements, typically charged with adjusting a generally prescribed penalty according to the particular circumstances of an offender and his or her offence.
Origin
Early 16th century; earliest use found in John Fitzherbert (d. 1531). From Anglo-Norman afferour, affoerour, affirour assessor of amercements from afferer, affoerer, etc. affeer + -our.