Letter on position 1 (m) changed: 9 words coms doms homs noms ooms poms roms soms toms Letter on position 2 (o) changed: 3 words mams mems mums Letter on position 3 (m) changed: 16 words moas mobs mocs mods moes mogs mols mons moos mops mors moss mots mous mows moys Letter on position 4 (s) changed: 2 words mome momi