Letter on position 1 (s) changed: 10 words beat feat geat heat jeat leat meat neat peat teat Letter on position 2 (e) changed: 7 words scat shat skat slat spat stat swat Letter on position 3 (a) changed: 6 words sect sekt sent sept sett sext Letter on position 4 (t) changed: 5 words seal seam sean sear seas