Letter on position 1 (s) changed: 14 words bads cads dads fads gads hads lads mads nads pads rads tads wads yads Letter on position 2 (a) changed: 2 words sods suds Letter on position 3 (d) changed: 13 words sabs sacs sags sais sals sams sans saps sars sass savs saws says Letter on position 4 (s) changed: 3 words sade sadi sado