Word laughs with one letter changed

Letter on position 1 (l) changed: 4 words

Letter on position 2 (a) changed: 1 word

loughs

Letter on position 3 (u) changed: 1 word

laighs

Letter on position 4 (g) changed: 1 word

lauchs

Letter on position 6 (s) changed: 1 word

laughy