Letter on position 1 (t) changed: 4 words branks cranks franks pranks Letter on position 2 (r) changed: 2 words thanks twanks Letter on position 3 (a) changed: 2 words tronks trunks Letter on position 4 (n) changed: 2 words tracks traiks Letter on position 5 (k) changed: 2 words tranqs trants