5 letter words:
croup9,
curio7,
4 letter words:
zoic15,
zori13,
coup8,
crop8,
coir6,
cour6,
pour6,
puir6,
puri6,
roup6,
uric6,
3 letter words:
coz14,
cuz14,
poz14,
zip14,
riz12,
cop7,
cup7,
pic7,
cor5,
cru5,
cur5,
orc5,
oup5,
pir5,
piu5,
poi5,
pro5,
pur5,
rip5,
roc5,
ruc5,
upo5,
urp5,
our3,
2 letter words:
zo11,
op4,
pi4,
po4,
up4,
io2,
oi2,
or2,
ou2,
ur2,