attorn (v.)

late 13c., Anglo-French, "to turn over to another," from Old French atorner "to turn, turn to, assign, attribute, dispose," from a- "to" (see ad-) + tourner "to turn," from Latin tornare "to turn on a lathe," from tornus "lathe," from Greek tornos "lathe, tool for drawing circles," from PIE root *tere- (1) "to rub, turn." In feudal law, "to transfer homage or allegiance to another lord."