Á-teran

According to the Old English Dictionary:

á-teran

to tear away :--Hié mid ðǽm ánum yfele áterað of ðáre menniscan heortan ealle ðá gódan cræftas dum unam nequitiam perpetrant, ab humanis cordibus cunctas simul virtutes eradicant, Past. 359, 20. a-teran