Letter on position 1 (c) changed: 5 words fosters gosters posters rosters zosters Letter on position 2 (o) changed: 1 word casters Letter on position 3 (s) changed: 6 words coaters colters cooters copters cotters couters Letter on position 4 (t) changed: 2 words coshers cosiers Letter on position 5 (e) changed: 1 word costars