Letter on position 1 (f) changed: 16 words bags cags dags gags hags jags lags mags nags rags sags tags vags wags yags zags Letter on position 2 (a) changed: 4 words fegs figs fogs fugs Letter on position 3 (g) changed: 9 words faas fabs fads fahs fans fars fats faws fays