A-wǽstan

According to the Old English Dictionary:

a-wǽstan

p. -wǽste ; pp. -wǽsted ; vastare, carpere :-- Swá swá oxa gewunaþ to awǽstenne gærs quo modo solet bos herbas carpere, Num. 22, 4. v. a-wéstan. a-wæstan

Related words: trans. To waste, lay waste, eat up;