5 letter words:
prows10,
pours7,
roups7,
usurp7,
4 letter words:
pows9,
prow9,
sowp9,
swop9,
wops9,
rows7,
opus6,
oups6,
pour6,
pros6,
purs6,
roup6,
soup6,
spur6,
urps6,
ours4,
sour4,
urus4,
3 letter words:
poz14,
zos12,
pow8,
wop8,
row6,
sow6,
wos6,
wus6,
ops5,
oup5,
pos5,
pro5,
pur5,
pus5,
sop5,
sup5,
upo5,
ups5,
urp5,
ors3,
our3,
ous3,
sou3,
sur3,
2 letter words:
zo11,
ow5,
wo5,
op4,
po4,
up4,
or2,
os2,
ou2,
so2,
ur2,
us2,