Ge-þersc

According to the Old English Dictionary:

es;

ge-þersc

n. Beating, whipping, flogging :-- Þá þá onsittendas þára horsa mid langum geþersce (diu caedendo) hyra hors geswencton, Gr. D. 15, 11. Þá gelæhte hé þone fótscamul and beót Libertinum on ꝥ heáfod ... Ðá þá hé swá swíðe mid geþersce mistucod (swá swíþe geswungen vehementer caesus) wæs, 20, 33. [O. H. Ger. ge-dresc tritura.] ge-þersc