5 letter words:
fauna8,
4 letter words:
fawn10,
waif10,
faan7,
fain7,
faun7,
naif7,
wain7,
unai4,
3 letter words:
faw9,
auf6,
awa6,
awn6,
faa6,
fan6,
fin6,
fun6,
naw6,
wai6,
wan6,
win6,
aia3,
ain3,
ana3,
ani3,
aua3,
uni3,
2 letter words:
aw5,
fa5,
if5,
aa2,
ai2,
an2,
in2,
na2,
nu2,
un2,