Many words, by changing its vowel, may be another word
E.g.: Pan -> Pen
Also, changing their first or last consonants works too.
E.g.: Pan -> Pen -> Pet -> Vet
For longer words, it may be harder to change the word, because it has many different parts. Just think of what word you know is close to it and you can change it easily.
E.g.: Foot -> Boot -> Boat -> Coat -> Coal -> Foal -> Foll -> Fall -> Fail -> Bail -> Bait -> Brit -> Grit -> Grid
Change the A to a T to make "SOFT". Change the F to a M to make "SOMA"
The anagram for the word 'signs' is sings.Add the letter 'e' to make singes.
stale
Change m to t and get Poet.
You can change the 'm' to a 't' to make wart.
Loin
Need. Herd.
dump
Anagram
Change N to H and make sigh.
what word can you make by changing one letter in the word winter
dump, numb