Letter on position 1 (t) changed: 14 words bees cees dees fees gees jees lees mees pees rees sees vees wees zees Letter on position 2 (e) changed: 5 words taes ties toes tres tyes Letter on position 3 (e) changed: 10 words teas tecs teds tefs tegs tels tems tens tets tews Letter on position 4 (s) changed: 6 words teed teek teel teem teen teer