Gebregd-stafas

According to the Old English Dictionary:

gebregd-stafas

Substitute: Cunning skill :-- Ic íglanda eallra hæbbe bóca onbyrged, þurh gebregdstafas lárcræftas onlocen Libia and Gréca I of the islands all have the books browsed on, and by cunning skill the learning unlocked of Lybians and Greeks, Sal. 2. gebregd-stafas