Ge-hwītan

According to the Old English Dictionary:

ge-hwītan

p. te; pp. [-hwītt], -hwīted: -hwītian; p. ode; pp. od To whiten :-- Gihūidadon hiá dealbaverunt eas, Rtl. 48, 1. Ic beo gehwītad dealbabor, Wrt. Voc. ii. 139, 83. Gehwīted (-hwītad. Srt.), Ps. L. 50, 9. Hig beód gehwītode (-hwītte, Srt.) dealbabuntur, 67, 15. [Goth. ga-hweitjan: O. H. Ger. ge-hwīzit dealbatus.] ge-hwitan