WIS

Source: 566, 567

wis. Wis, v.i. wist, pret. to know; ad. verily, truly

---

Wis (?), adv. [[Aphetic form of iwis, ywis; or fr. Icel. viss certain. See Ywis.]] Certainly; really; indeed. “As wis God helpe me.” Chaucer.