Word swell with one letter changed

Letter on position 1 (s) changed: 1 word

dwell

Letter on position 2 (w) changed: 6 words

Letter on position 3 (e) changed: 1 word

swill

Letter on position 4 (l) changed: 2 words

sweal
sweel

Letter on position 5 (l) changed: 1 word

swelt