9 letter words:
unfitting13,
7 letter words:
fitting11,
tifting11,
tufting11,
nutting8,
tinting8,
uniting8,
6 letter words:
fining10,
gittin7,
tining7,
tuning7,
intuit6,
5 letter words:
fungi9,
unfit8,
untin5,
4 letter words:
fung8,
gift8,
fini7,
fitt7,
tift7,
tuft7,
ginn5,
ting5,
tung5,
inti4,
tint4,
titi4,
unit4,
3 letter words:
fig7,
fug7,
gif7,
fin6,
fit6,
fun6,
gin4,
git4,
gnu4,
gun4,
gut4,
tig4,
tug4,
inn3,
nit3,
nun3,
nut3,
tin3,
tit3,
tui3,
tun3,
tut3,
uni3,
2 letter words:
if5,
gi3,
gu3,
ug3,
in2,
it2,
nu2,
ti2,
un2,
ut2,