8 letter words:
cubiform17,
6 letter words:
biform13,
formic13,
bromic12,
corium10,
5 letter words:
combi11,
cromb11,
crumb11,
fibro10,
forum10,
boric9,
courb9,
micro9,
mucor9,
mucro9,
rumbo9,
curio7,
4 letter words:
bumf11,
comb10,
bufo9,
coif9,
corf9,
cuif9,
curf9,
fico9,
firm9,
foci9,
forb9,
form9,
frib9,
from9,
fuci9,
borm8,
brim8,
corm8,
crib8,
crim8,
curb8,
mico8,
ombu8,
umbo8,
four7,
biro6,
brio6,
coir6,
cour6,
miro6,
muir6,
rimu6,
roum6,
uric6,
3 letter words:
fib8,
fob8,
fub8,
fum8,
bum7,
cob7,
cub7,
cum7,
mib7,
mic7,
mob7,
moc7,
fir6,
for6,
fou6,
fro6,
fur6,
orf6,
rif6,
ufo6,
bio5,
boi5,
bor5,
bro5,
bru5,
bur5,
cor5,
cru5,
cur5,
mir5,
moi5,
mor5,
mou5,
obi5,
orb5,
orc5,
rib5,
rim5,
rob5,
roc5,
rom5,
rub5,
ruc5,
rum5,
urb5,
our3,
2 letter words:
if5,
of5,
bi4,
bo4,
mi4,
mo4,
mu4,
ob4,
om4,
um4,
io2,
oi2,
or2,
ou2,
ur2,