5 letter words:
swoop10,
woops10,
4 letter words:
pows9,
sowp9,
swop9,
wops9,
woos7,
oops6,
opus6,
oups6,
poos6,
soop6,
soup6,
3 letter words:
pow8,
wop8,
sow6,
woo6,
wos6,
wus6,
oop5,
ops5,
oup5,
poo5,
pos5,
pus5,
sop5,
sup5,
upo5,
ups5,
oos3,
ous3,
sou3,
2 letter words:
ow5,
wo5,
op4,
po4,
up4,
oo2,
os2,
ou2,
so2,
us2,