Ge-gaf

According to the Old English Dictionary:

ge-gaf

buffoonery, scurrility:--Ne geríseþ ǽnig unnytt ǽfre mid bisceopum, ne doll ne dysig . . . ne cildsung on spǽce, ne ídel gegaf on ǽnig wísan, ne æt hám, ne on síðe, ne on ǽnigre stówe, Ll. Th. ii. 314, 32. ge-gaf