flagellator

From flagellate +‎ -or.

flagellator (plural flagellators)

1. Someone who flagellates; a whipper.

flagellātor

1. second/third-person singular future passive imperative of flagellō

• "flagellator", in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)