Letter on position 1 (w) changed: 12 words billed dilled filled gilled hilled killed lilled milled nilled pilled rilled tilled Letter on position 2 (i) changed: 3 words walled welled wulled Letter on position 4 (l) changed: 2 words wilded wilted Letter on position 6 (d) changed: 3 words willer willet willey