Letter on position 1 (m) changed: 5 words boas goas hoas koas poas Letter on position 2 (o) changed: 2 words maas mnas Letter on position 3 (a) changed: 16 words mobs mocs mods moes mogs mols moms mons moos mops mors moss mots mous mows moys Letter on position 4 (s) changed: 3 words moai moan moat