Þurh-etan

According to the Old English Dictionary:

þurh-etan

to eat through, eat out :-- Se wyrm ða eágan þurheteþ, Soul Kmbl. 236; Seel. 122. Áholad, þurhetan (-en?) exesum vel comessum, Wrt. Voc. ii. 144, 76. Swyrd ómige, þurhetene, Beo. Th. 6090; B. 3049. þurh-etan