7 letter words:
furlong11,
5 letter words:
flong9,
flung9,
fungo9,
flour8,
fluor8,
gluon6,
4 letter words:
flog8,
frog8,
frug8,
golf8,
gulf8,
foul7,
four7,
furl7,
rolf7,
long5,
lung5,
rung5,
lorn4,
lour4,
nurl4,
3 letter words:
fog7,
fug7,
flu6,
fon6,
for6,
fou6,
fro6,
fun6,
fur6,
gnu4,
gor4,
gul4,
gun4,
log4,
lug4,
nog4,
rug4,
nor3,
our3,
run3,
urn3,
2 letter words:
of5,
go3,
lo2,
no2,
nu2,
on2,
or2,
un2,
