Letter on position 1 (t) changed: 9 words coms doms homs moms noms ooms poms roms soms Letter on position 2 (o) changed: 3 words tams tems tums Letter on position 3 (m) changed: 11 words tocs tods toes togs tons tops tors toss tots tows toys Letter on position 4 (s) changed: 3 words tomb tome tomo