8 letter words:
clubroot12,
7 letter words:
clotbur11,
6 letter words:
brulot8,
colour8,
octuor8,
5 letter words:
courb9,
blurt7,
boult7,
brool7,
buroo7,
cloot7,
clour7,
clout7,
color7,
court7,
crool7,
crout7,
robot7,
turbo7,
outro5,
4 letter words:
bloc8,
club8,
curb8,
blot6,
blur6,
bolo6,
bolt6,
bool6,
boor6,
boot6,
bort6,
bout6,
broo6,
brut6,
burl6,
clot6,
clou6,
colt6,
cool6,
coot6,
cour6,
cult6,
curl6,
curt6,
lobo6,
loco6,
obol6,
toco6,
torc6,
loor4,
loot4,
loto4,
lour4,
lout4,
root4,
rotl4,
roto4,
roul4,
rout4,
tolu4,
tool4,
toro4,
tour4,
3 letter words:
cob7,
cub7,
boo5,
bor5,
bot5,
bro5,
bru5,
bur5,
but5,
col5,
coo5,
cor5,
cot5,
cru5,
cur5,
cut5,
lob5,
obo5,
orb5,
orc5,
rob5,
roc5,
rub5,
ruc5,
toc5,
tub5,
urb5,
loo3,
lor3,
lot3,
lou3,
lur3,
oor3,
oot3,
ort3,
our3,
out3,
roo3,
rot3,
rut3,
too3,
tor3,
2 letter words:
bo4,
ob4,
lo2,
oo2,
or2,
ou2,
to2,
ur2,
ut2,