Piers Plowman.
He worth upon [got upon] his steed gray.
Chaucer.
Worth, a. [OE. worth, wurþ, AS. weorð, wurE; akin to OFries. werth, OS.
werð, D. waard, OHG. werd, G. wert, werth, Icel. verðr, Sw. värd, Dan.
værd, Goth. waírps, and perhaps to E. wary. Cf. Stalwart, Ware an
article of merchandise, Worship.]