7 letter words:
porcino11,
6 letter words:
coupon10,
inpour8,
5 letter words:
crown10,
croup9,
cornu7,
croon7,
curio7,
incur7,
orcin7,
orpin7,
poori7,
porno7,
prion7,
purin7,
runic7,
unrip7,
4 letter words:
crow9,
prow9,
coop8,
coup8,
crop8,
poco8,
wino7,
worn7,
cion6,
coin6,
coir6,
coni6,
coon6,
corn6,
curn6,
icon6,
pion6,
pirn6,
poon6,
poor6,
porn6,
pour6,
puri6,
roup6,
unci6,
unco6,
upon6,
uric6,
inro4,
iron4,
noir4,
nori4,
ruin4,
3 letter words:
wow9,
cow8,
pow8,
wop8,
cop7,
cup7,
pic7,
now6,
own6,
row6,
win6,
won6,
woo6,
con5,
coo5,
cor5,
cru5,
cur5,
nip5,
orc5,
pin5,
piu5,
poi5,
poo5,
pro5,
pun5,
pur5,
rip5,
roc5,
upo5,
urp5,
ion3,
noo3,
nor3,
ono3,
our3,
rin3,
run3,
urn3,
2 letter words:
ow5,
wo5,
op4,
pi4,
up4,
in2,
no2,
nu2,
oi2,
on2,
or2,
un2,