Word sweller with one letter changed

Letter on position 1 (s) changed: 1 word

dweller

Letter on position 2 (w) changed: 4 words

Letter on position 3 (e) changed: 1 word

swiller

Letter on position 5 (l) changed: 1 word

swelter

Letter on position 7 (r) changed: 1 word

swelled