Word masses with one letter changed

Letter on position 1 (m) changed: 8 words

Letter on position 2 (a) changed: 4 words

Letter on position 3 (s) changed: 4 words

Letter on position 4 (s) changed: 1 word

mashes

Letter on position 5 (e) changed: 1 word

massas

Letter on position 6 (s) changed: 1 word

massed