Strangian

According to the Old English Dictionary:

strangian

I. add :-- Ꝥ ilce mód mid heálicum mægnum weaxeð and strangað eadem mens virtute pollet, Gr. D. 204, 23, I a. to move or act with energy, vigour, force :-- Beelzebub fleáh . . . and úre Drihten him strangode æfter (pursued him vigorously), E. S. 49, 354. strangian