Letter on position 1 (w) changed: 14 words bads cads dads fads gads hads lads mads nads pads rads sads tads yads Letter on position 2 (a) changed: 2 words weds wuds Letter on position 3 (d) changed: 10 words wabs waes wags wais wans waps wars wats waws ways Letter on position 4 (s) changed: 5 words wadd wade wadi wadt wady