Letter on position 1 (b) changed: 6 words hanked lanked ranked tanked wanked yanked Letter on position 2 (a) changed: 2 words bonked bunked Letter on position 3 (n) changed: 5 words backed balked barked basked bauked Letter on position 4 (k) changed: 4 words banded banged banned banted Letter on position 6 (d) changed: 2 words banker banket