Letter on position 1 (s) changed: 9 words coms doms homs moms noms ooms poms roms toms Letter on position 2 (o) changed: 3 words sams sims sums Letter on position 3 (m) changed: 14 words sobs socs sods sogs sohs sols sons sops soss sots sous sovs sows soys Letter on position 4 (s) changed: 3 words soma some somy