5 letter words:
stowp10,
pouts7,
spout7,
stoup7,
4 letter words:
wows10,
pows9,
swop9,
wops9,
stow7,
swot7,
tows7,
twos7,
wost7,
wots7,
opts6,
opus6,
post6,
pots6,
pout6,
puts6,
soup6,
spot6,
stop6,
tops6,
tups6,
oust4,
outs4,
3 letter words:
wow9,
pow8,
wop8,
sow6,
tow6,
two6,
wos6,
wot6,
ops5,
opt5,
pot5,
pst5,
pus5,
put5,
sop5,
sup5,
top5,
tup5,
upo5,
ups5,
out3,
sot3,
sou3,
uts3,
2 letter words:
ow5,
wo5,
op4,
up4,
os2,
so2,
to2,
us2,
ut2,