Ge-hámian

According to the Old English Dictionary:

ge-hámian

p. ode, ade; pp. od, ad To make [one's self] familiar with(?) :-- Aldred hine gihámadi mið ðæm ðriim dǽlum Aldred made himself familiar with the three parts, Jn. Skt. 188, 7. [See p. ix. note 1.] ge-hamian