Letter on position 1 (t) changed: 7 words cires fires hires mires sires vires wires Letter on position 2 (i) changed: 4 words tares teres tores tyres Letter on position 3 (r) changed: 7 words tices tides tiges tikes tiles times tines Letter on position 4 (e) changed: 3 words tirls tiros tirrs Letter on position 5 (s) changed: 1 word tired