Letter on position 1 (t) changed: 11 words boys coys doys foys goys hoys joys loys moys noys soys Letter on position 2 (o) changed: 1 word tays Letter on position 3 (y) changed: 11 words tocs tods toes togs toms tons tops tors toss tots tows Letter on position 4 (s) changed: 1 word toyo