Letter on position 1 (d) changed: 18 words bills cills fills gills hills jills kills lills mills nills pills rills sills tills vills wills yills zills Letter on position 2 (i) changed: 3 words dells dolls dulls Letter on position 3 (l) changed: 3 words dials diols dirls Letter on position 5 (s) changed: 2 words dilli dilly