goatees
graters
rafters
terrain
Bactine
Fantine
bolster
You can’t get bolster from Fantine with only changing 2 letters
Playing off of Fantine:
fireman
firming
Hmm, don’t know what I did there.
framing
harming
hurling
rushing
shiners
shriner
furnish
sunfish
fission
mitosis
mission