7 letter words:
coulomb13,
5 letter words:
clomb11,
combo11,
coomb11,
bloom9,
locum9,
4 letter words:
comb10,
bloc8,
boom8,
club8,
culm8,
umbo8,
bolo6,
cool6,
lobo6,
loco6,
loom6,
mool6,
obol6,
3 letter words:
bum7,
cob7,
cub7,
cum7,
mob7,
moc7,
boo5,
col5,
coo5,
lob5,
lum5,
mol5,
moo5,
loo3,
2 letter words:
bo4,
mo4,
mu4,
om4,
um4,
lo2,