5 letter words:
frown11,
furan8,
rowan8,
4 letter words:
fawn10,
frow10,
afro7,
anow7,
arow7,
fano7,
faro7,
faun7,
faur7,
fora7,
four7,
frau7,
rawn7,
warn7,
waur7,
worn7,
ourn4,
raun4,
roan4,
urao4,
3 letter words:
faw9,
wof9,
arf6,
auf6,
awn6,
fan6,
far6,
fon6,
for6,
fou6,
fra6,
fro6,
fun6,
fur6,
naw6,
now6,
oaf6,
orf6,
own6,
raw6,
row6,
ufo6,
wan6,
war6,
won6,
nor3,
nur3,
oar3,
ora3,
our3,
ran3,
run3,
urn3,
2 letter words:
aw5,
fa5,
of5,
ow5,
wo5,
an2,
ar2,
na2,
no2,
nu2,
on2,
or2,
ou2,
un2,
ur2,