Letter on position 2 (t) changed: 6 words shells skells smells snells spells swells Letter on position 3 (e) changed: 3 words stalls stills stulls Letter on position 4 (l) changed: 3 words steals steels steils Letter on position 5 (l) changed: 1 word steles Letter on position 6 (s) changed: 1 word stella