Seven letter words change one or two letter to make a new word

[Prof.Pepperwinkle]

blanche

[Thin_Ice]

balance

[CharmaChameleon]

tranche

[Annie-Xmas]

Chester

[CharmaChameleon]

hamster

[Annie-Xmas]

hammers

[CharmaChameleon]

amperes

[Annie-Xmas]

appears

[Elendil_s_Heir]

appeals

[Annie-Xmas]

Sleepy’s

[CharmaChameleon]

eyefuls

[Thin_Ice]

Tranche can’t be made from balance in 2, you need t,r,h.
Sleepy’s can’t be made from appeals, you need an s,e,y.

fluster

[MonkeyMensch]

truffle

[Thin_Ice]

flutter

[Biffster]

furtive

[CharmaChameleon]

nitrite (–apologies for “tranche”)

[MonkeyMensch]

twitter

[Biffster]

fritter

[CharmaChameleon]

glitter

[Thin_Ice]

No need to apologize, CC, we all make mistakes here.

Nitrite can’t be made from furtive - n, i, t
grifter