bebathe

From Middle English bebathen (attested in bebathed), from Old English bebaþian, bibaþian (“to bathe, wash”), equivalent to be- (“all over, completely”) +‎ bathe.

bebathe (third-person singular simple present bebathes, present participle bebathing, simple past and past participle bebathed)

1. (transitive, archaic or obsolete) To bathe all over; bathe completely; suffuse.
   • 1880, Richard Hakluyt, ‎Edward John Payne, Voyages of the Elizabethan Seamen to America:

     […] and everyone with a dagger in their hand, (which dagger they call a creese, and is as sharp as a razor) stab themselves to the heart, and with their hands all do bebathe themselves in their own blood, and falling grovelling on their faces so end their days.