5 letter words:
noups7,
4 letter words:
noup6,
opus6,
oups6,
pons6,
puns6,
soup6,
spun6,
upon6,
nous4,
onus4,
3 letter words:
ops5,
oup5,
pos5,
pun5,
pus5,
sop5,
sup5,
upo5,
ups5,
nos3,
nus3,
ons3,
ous3,
son3,
sou3,
sun3,
uns3,
2 letter words:
op4,
po4,
up4,
no2,
nu2,
on2,
os2,
ou2,
so2,
un2,
us2,
