7 letter words:
unfaith13,
5 letter words:
faith11,
faint8,
haint8,
haunt8,
unfit8,
unhat8,
4 letter words:
haft10,
fain7,
faun7,
fiat7,
hant7,
haut7,
hint7,
hunt7,
naif7,
than7,
thin7,
tufa7,
anti4,
aunt4,
tain4,
tuna4,
unai4,
unit4,
3 letter words:
aft6,
ahi6,
fan6,
fat6,
fin6,
fit6,
fun6,
hat6,
hin6,
hit6,
hun6,
hut6,
nah6,
nth6,
ain3,
ait3,
ani3,
ant3,
nit3,
nut3,
tan3,
tau3,
tin3,
tui3,
tun3,
uta3,
2 letter words:
ah5,
fa5,
ha5,
hi5,
if5,
uh5,
ai2,
an2,
at2,
in2,
it2,
na2,
nu2,
ta2,
ti2,
un2,
ut2,