8 letter words:
umbrello12,
6 letter words:
lumber10,
rumble10,
umbrel10,
boulle8,
buller8,
lobule8,
muller8,
rouble8,
5 letter words:
blume9,
brome9,
brume9,
moble9,
omber9,
ombre9,
rumbo9,
umbel9,
umber9,
umble9,
umbre9,
blore7,
bluer7,
borel7,
boule7,
brule7,
lemur7,
morel7,
oleum7,
roble7,
rubel7,
ruble7,
lorel5,
loure5,
oller5,
roule5,
4 letter words:
berm8,
borm8,
mobe8,
ombu8,
umbo8,
bell6,
blue6,
blur6,
bole6,
boll6,
bore6,
bull6,
burl6,
lobe6,
lome6,
lube6,
mell6,
meou6,
merl6,
moer6,
mole6,
moll6,
more6,
moue6,
mule6,
mull6,
mure6,
murl6,
omer6,
robe6,
roum6,
rube6,
rume6,
eorl4,
euro4,
lore4,
lour4,
lure4,
orle4,
role4,
roll4,
roue4,
roul4,
rule4,
3 letter words:
bum7,
mob7,
bel5,
bor5,
bro5,
bru5,
bur5,
elm5,
emo5,
emu5,
lob5,
lum5,
mel5,
meu5,
moe5,
mol5,
mor5,
mou5,
obe5,
olm5,
orb5,
reb5,
rem5,
rob5,
rom5,
rub5,
rum5,
urb5,
ell3,
leu3,
lor3,
lou3,
lur3,
ole3,
ore3,
our3,
reo3,
roe3,
rue3,
ule3,
ure3,
2 letter words:
be4,
bo4,
em4,
me4,
mo4,
mu4,
ob4,
om4,
um4,
el2,
er2,
lo2,
oe2,
or2,
ou2,
re2,
ur2,