5 letter words:
opium9,
primo9,
4 letter words:
prim8,
prom8,
romp8,
rump8,
pour6,
puri6,
roup6,
3 letter words:
imp7,
mop7,
pom7,
ump7,
mir5,
mor5,
piu5,
poi5,
pro5,
pur5,
rim5,
rip5,
rom5,
rum5,
upo5,
urp5,
our3,
2 letter words:
mi4,
mo4,
mu4,
om4,
op4,
pi4,
um4,
up4,
oi2,
or2,