Letter on position 1 (g) changed: 9 words boos coos doos loos moos poos roos woos zoos Letter on position 2 (o) changed: 2 words geos gios Letter on position 3 (o) changed: 8 words goas gobs gods goes gons goss govs goys Letter on position 4 (s) changed: 8 words good goof goog gook gool goon goop goor