Æt-hweorfan

According to the Old English Dictionary:

æt-hweorfan

p. -hwearf, pl. -hwurfon; pp. -hworfen [æt, hweorfan to turn] To turn, return; accedere, reverti :-- Hwilum on beorh æt-hwearf sometimes he turned to the mount, Beo. Th. 4587; B. 2299. æt-hweorfan