Letter on position 1 (h) changed: 15 words bos cos dos gos ios kos los mos nos oos pos sos wos yos zos Letter on position 2 (o) changed: 3 words has hes his Letter on position 3 (s) changed: 16 words hoa hob hoc hod hoe hog hoh hoi hom hon hoo hop hot how hox hoy