7 letter words:
fourgon11,
gunroom10,
6 letter words:
unform11,
unroof9,
unmoor8,
5 letter words:
forum10,
forgo9,
fungo9,
gonof9,
groof9,
grouf9,
groom8,
mongo8,
mungo8,
moron7,
mourn7,
4 letter words:
form9,
from9,
mofo9,
frog8,
frug8,
fung8,
goof8,
four7,
gorm7,
grum7,
mong7,
mung7,
roof7,
mono6,
moon6,
moor6,
morn6,
muon6,
norm6,
room6,
roum6,
goon5,
goor5,
gurn5,
rong5,
rung5,
ourn4,
roon4,
3 letter words:
fum8,
fog7,
fug7,
fon6,
for6,
fou6,
fro6,
fun6,
fur6,
gum6,
mog6,
mug6,
oof6,
orf6,
ufo6,
mon5,
moo5,
mor5,
mou5,
mun5,
nom5,
oom5,
rom5,
rum5,
gnu4,
gon4,
goo4,
gor4,
gun4,
gur4,
nog4,
rug4,
noo3,
nor3,
nur3,
ono3,
oon3,
oor3,
our3,
roo3,
run3,
urn3,
2 letter words:
of5,
mo4,
mu4,
om4,
um4,
go3,
gu3,
ug3,
no2,
nu2,
on2,
oo2,
or2,
ou2,
un2,
ur2,