6 letter words:
lookup12,
5 letter words:
plonk11,
plunk11,
knoll9,
4 letter words:
knop10,
punk10,
kolo8,
look8,
lunk8,
nook8,
loop6,
loup6,
poll6,
polo6,
pool6,
poon6,
pull6,
upon6,
loon4,
nolo4,
null4,
3 letter words:
kop9,
lop5,
pol5,
poo5,
pul5,
pun5,
upo5,
loo3,
noo3,
ono3,
2 letter words:
op4,
up4,
lo2,
no2,
nu2,
on2,
un2,