8 letter words:
boiloffs16,
7 letter words:
boiloff15,
6 letter words:
boffos14,
folios9,
5 letter words:
biffs13,
boffo13,
boffs13,
filos8,
foils8,
folio8,
fools8,
loofs8,
boils7,
bolos7,
lobos7,
oboli7,
obols7,
olios5,
4 letter words:
biff12,
boff12,
offs10,
fibs9,
fobs9,
filo7,
fils7,
foil7,
fool7,
loof7,
bios6,
boil6,
bolo6,
boos6,
libs6,
lobo6,
lobs6,
obis6,
obol6,
slob6,
loos4,
oils4,
olio4,
silo4,
soil4,
soli4,
solo4,
3 letter words:
iff9,
off9,
fib8,
fob8,
fil6,
ifs6,
bio5,
bis5,
boo5,
bos5,
lib5,
lob5,
obi5,
sib5,
sob5,
lis3,
loo3,
oil3,
sol3,
2 letter words:
if5,
of5,
bi4,
bo4,
is2,
li2,
lo2,
oi2,
os2,
si2,
so2,
