12 letter words:
benzophenone28,
7 letter words:
benzene18,
6 letter words:
ephebe13,
phoebe13,
phonon11,
pennon8,
5 letter words:
heeze17,
bonze16,
booze16,
ozone14,
phone10,
phono10,
benne7,
bonne7,
penne7,
4 letter words:
bozo15,
ooze13,
zone13,
zoon13,
boho9,
hebe9,
hobo9,
hoop9,
hope9,
phon9,
pooh9,
beep8,
hone7,
been6,
bene6,
bone6,
boon6,
ebon6,
epee6,
neep6,
nope6,
oboe6,
open6,
peen6,
peon6,
pone6,
poon6,
nene4,
neon4,
none4,
noon4,
3 letter words:
zep14,
zee12,
zoo12,
hep8,
hob8,
hop8,
peh8,
poh8,
bop7,
hen6,
hoe6,
hon6,
noh6,
oho6,
ooh6,
bee5,
ben5,
boo5,
neb5,
nob5,
obe5,
ope5,
pee5,
pen5,
poo5,
eon3,
nee3,
noo3,
one3,
ono3,
2 letter words:
eh5,
he5,
ho5,
oh5,
be4,
bo4,
op4,
pe4,
en2,
ne2,
no2,
oe2,
on2,