Letter on position 1 (s) changed: 15 words caw daw faw haw jaw kaw law maw naw paw raw taw vaw waw yaw Letter on position 2 (a) changed: 2 words sew sow Letter on position 3 (w) changed: 17 words sab sac sad sae sag sai sal sam san sap sar sat sau sav sax say saz