Letter on position 1 (d) changed: 13 words bocks cocks hocks jocks locks mocks nocks pocks rocks socks tocks wocks yocks Letter on position 2 (o) changed: 4 words dacks decks dicks ducks Letter on position 3 (c) changed: 4 words doeks dooks dorks douks Letter on position 4 (k) changed: 1 word docos