Letter on position 1 (f) changed: 11 words batter hatter latter matter natter patter ratter tatter vatter watter yatter Letter on position 2 (a) changed: 2 words fetter fitter Letter on position 3 (t) changed: 2 words falter faster Letter on position 4 (t) changed: 1 word father Letter on position 6 (r) changed: 2 words fatted fatten