Letter on position 1 (m) changed: 5 words carls earls farls harls jarls Letter on position 2 (a) changed: 2 words merls murls Letter on position 3 (r) changed: 3 words mails malls mauls Letter on position 4 (l) changed: 7 words maras marcs mares margs marks marms marts Letter on position 5 (s) changed: 2 words marle marly