Letter on position 1 (b) changed: 11 words coot foot hoot loot moot poot root soot toot woot zoot Letter on position 2 (o) changed: 1 word blot Letter on position 3 (o) changed: 6 words boat boet bolt bort bott bout Letter on position 4 (t) changed: 8 words boob booh book bool boom boon boor boos