Be-gínan

According to the Old English Dictionary:

be-gínan

Substitute : To take with wide-open mouth:--Ic (a key) begíne þæt mé ongeán sticað, Rä. 87, 3. Se draca hæfþ beginen in his múðe mín heáfod and forswolgen draco caput meum in suo ore absorbuit, Gr. D. 324, 26. be-ginan