5 letter words:
knout9,
fount8,
futon8,
unfit8,
4 letter words:
fink11,
funk11,
kufi11,
ikon8,
kino8,
knit8,
knot8,
koto8,
nook8,
oink8,
took8,
fino7,
foin7,
font7,
foot7,
info7,
tofu7,
into4,
onto4,
toon4,
unit4,
unto4,
3 letter words:
kif10,
ink7,
kin7,
kit7,
koi7,
fin6,
fit6,
fon6,
fou6,
fun6,
oft6,
ion3,
nit3,
noo3,
not3,
nut3,
ono3,
oot3,
out3,
tin3,
ton3,
too3,
tui3,
tun3,
2 letter words:
ki6,
if5,
of5,
in2,
it2,
no2,
nu2,
oi2,
on2,
ti2,
to2,
un2,
ut2,