Letter on position 1 (c) changed: 6 words aures dures lures mures pures sures Letter on position 2 (u) changed: 4 words cares ceres cires cores Letter on position 3 (r) changed: 3 words cubes cukes cutes Letter on position 4 (e) changed: 6 words curbs curds curfs curls curns currs Letter on position 5 (s) changed: 3 words cured curer curet