Letter on position 1 (p) changed: 14 words caws daws faws haws jaws kaws laws maws raws saws taws vaws waws yaws Letter on position 2 (a) changed: 2 words pews pows Letter on position 3 (w) changed: 13 words pacs pads pahs pais pals pams pans paps pars pass pats pavs pays Letter on position 4 (s) changed: 4 words pawa pawk pawl pawn