Æt-styntan

According to the Old English Dictionary:

æt-styntan

p. te. I. to blunt :-- Tēd hē ætstente dentes retundat, Hy. S. 16, 3. II. to make inactive or ineffective :-- Hē ætstynte, gedrehte elideret (favorabile praeconium). An. Ox. 2779. Mōd ætstentan animum retundi, Hy. S. 70, 19. [Etstunten þe strencþe of mine swenges, Marh. 15. Þat ufel wes atstunt. Lay. 31903.] æt-styntan