7 letter words:
nunatak11,
6 letter words:
kaftan13,
unknot10,
nonfat9,
5 letter words:
nakfa12,
knout9,
tanka9,
fanon8,
fauna8,
fount8,
futon8,
tauon5,
4 letter words:
funk11,
kana8,
kaon8,
kata8,
knot8,
koan8,
kuna8,
taka8,
tank8,
fano7,
faun7,
font7,
tofu7,
tufa7,
anna4,
anoa4,
anon4,
anta4,
aunt4,
auto4,
naan4,
nana4,
nona4,
nota4,
noun4,
tuna4,
unto4,
3 letter words:
kaf10,
auk7,
kat7,
koa7,
oak7,
oka7,
aft6,
fan6,
fat6,
fon6,
fou6,
fun6,
oaf6,
oft6,
ana3,
ant3,
nan3,
not3,
nun3,
nut3,
oat3,
out3,
tan3,
tao3,
tau3,
ton3,
tun3,
uta3,
2 letter words:
ka6,
fa5,
of5,
aa2,
an2,
at2,
na2,
no2,
nu2,
on2,
ta2,
to2,
un2,
ut2,