9 letter words:
posticous13,
8 letter words:
stocious10,
7 letter words:
copious11,
copouts11,
octopus11,
pistous9,
6 letter words:
coopts10,
copout10,
cuspis10,
octopi10,
optics10,
picots10,
piscos10,
scoops10,
scoups10,
topics10,
cistus8,
coitus8,
costus8,
custos8,
pistou8,
posits8,
ptosis8,
putois8,
scoots8,
scouts8,
situps8,
spoots8,
spouts8,
stoics8,
stoops8,
stoups8,
tossup8,
uptoss8,
5 letter words:
coops9,
coopt9,
coups9,
cusps9,
optic9,
picot9,
pisco9,
scoop9,
scops9,
scoup9,
scups9,
spics9,
topic9,
cists7,
coits7,
coost7,
coots7,
costs7,
cuits7,
cusso7,
cutis7,
ictus7,
pious7,
pisos7,
poots7,
posit7,
posts7,
pouts7,
scoot7,
scots7,
scout7,
scuts7,
situp7,
soops7,
souct7,
soups7,
spits7,
spoot7,
spots7,
spout7,
stoic7,
stoop7,
stops7,
stoup7,
tocos7,
topis7,
topoi7,
topos7,
ousts5,
situs5,
soots5,
souts5,
suits5,
4 letter words:
coop8,
cops8,
coup8,
cups8,
cusp8,
pics8,
poco8,
scop8,
scup8,
spic8,
cist6,
cito6,
cits6,
coit6,
coos6,
coot6,
coss6,
cost6,
cots6,
cuit6,
cuss6,
cuts6,
oops6,
opts6,
opus6,
otic6,
oups6,
piso6,
piss6,
pits6,
pois6,
poos6,
poot6,
poss6,
post6,
pots6,
pout6,
psis6,
psst6,
ptui6,
puss6,
puts6,
scot6,
scut6,
sics6,
sips6,
socs6,
soop6,
sops6,
soup6,
spit6,
spot6,
stop6,
sups6,
tics6,
tips6,
toco6,
tocs6,
topi6,
topo6,
tops6,
tups6,
isos4,
oots4,
oust4,
outs4,
sist4,
sits4,
soot4,
sots4,
sous4,
sout4,
suit4,
toss4,
tuis4,
utis4,
3 letter words:
cop7,
cup7,
pic7,
cis5,
cit5,
coo5,
cos5,
cot5,
cut5,
oop5,
ops5,
opt5,
oup5,
pis5,
pit5,
piu5,
poi5,
poo5,
pos5,
pot5,
psi5,
pst5,
pus5,
put5,
sic5,
sip5,
soc5,
sop5,
sup5,
tic5,
tip5,
toc5,
top5,
tup5,
upo5,
ups5,
ios3,
iso3,
its3,
oos3,
oot3,
ous3,
out3,
sis3,
sit3,
sos3,
sot3,
sou3,
sui3,
sus3,
tis3,
too3,
tui3,
uts3,
2 letter words:
op4,
pi4,
po4,
up4,
io2,
is2,
it2,
oi2,
oo2,
os2,
ou2,
si2,
so2,
st2,
ti2,
to2,
us2,
ut2,
