Letter on position 1 (s) changed: 14 words bets fets gets hets jets kets lets mets nets pets rets tets vets wets Letter on position 2 (e) changed: 2 words sits sots Letter on position 3 (t) changed: 12 words seas secs sees segs seis sels sens seps sers sess sews seys Letter on position 4 (s) changed: 2 words seta sett