B / bĕnĕfactor
noun

bĕnĕfactor

gen. bĕnĕfactōris · gender masculine · decl. 3rd
he who confers a favor; a benefaclor
he who confers a favor, a benefaclor (late Lat.), Coripp. Laud. Anast. Quaest. 19; id. Laud. Just. 1, 314.