5 letter words:
fauna8,
4 letter words:
faan7,
faun7,
faut7,
tufa7,
anta4,
atua4,
aunt4,
tana4,
tuan4,
tuna4,
unau4,
3 letter words:
aft6,
auf6,
faa6,
fan6,
fat6,
fun6,
ana3,
ant3,
aua3,
nat3,
nut3,
tan3,
tau3,
tun3,
uta3,
utu3,
2 letter words:
fa5,
aa2,
an2,
at2,
na2,
nu2,
ta2,
un2,
ut2,