5 letter words:
cisco9,
cocos9,
coops9,
oppos9,
pisco9,
poops9,
scoop9,
4 letter words:
coco8,
coop8,
cops8,
oppo8,
pics8,
pips8,
poco8,
poop8,
pops8,
scop8,
spic8,
coos6,
oops6,
piso6,
pois6,
poos6,
soop6,
3 letter words:
cop7,
pic7,
pip7,
pop7,
cis5,
coo5,
cos5,
oop5,
ops5,
pis5,
poi5,
poo5,
pos5,
psi5,
sic5,
sip5,
soc5,
sop5,
ios3,
iso3,
oos3,
2 letter words:
op4,
pi4,
po4,
io2,
is2,
oi2,
oo2,
os2,
si2,
so2,