Letter on position 1 (s) changed: 15 words bows cows dows hows jows kows lows mows nows pows rows tows vows wows yows Letter on position 2 (o) changed: 2 words saws sews Letter on position 3 (w) changed: 14 words sobs socs sods sogs sohs sols soms sons sops soss sots sous sovs soys Letter on position 4 (s) changed: 5 words sowf sowl sowm sown sowp