5 letter words:
pengo8,
4 letter words:
bong7,
pong7,
bone6,
ebon6,
nope6,
open6,
peon6,
pone6,
gone5,
3 letter words:
bop7,
beg6,
bog6,
gob6,
peg6,
ben5,
neb5,
nob5,
obe5,
ope5,
pen5,
ego4,
eng4,
gen4,
neg4,
nog4,
eon3,
one3,
2 letter words:
be4,
bo4,
op4,
pe4,
go3,
en2,
ne2,
no2,
oe2,
on2,