Ge-bit

According to the Old English Dictionary:

-bitt, es;

ge-bit

n. [ge-, biten, pp. of bitan to bite] A biting, biting together, grinding, gnashing; morsus, strīdor :-- Ðǽr biþ wóp and tóþa gebitt there shall be weeping and gnashing of teeth, Homl. Th. 126, 20. ge-bit