Letter on position 1 (d) changed: 8 words bort fort mort port rort sort tort wort Letter on position 2 (o) changed: 2 words dart dirt Letter on position 3 (r) changed: 6 words doat doit dolt dost dout dowt Letter on position 4 (t) changed: 8 words dorb dore dork dorm dorp dorr dors dory