5 letter words:
cornu7,
curio7,
incur7,
orcin7,
runic7,
4 letter words:
coif9,
corf9,
cuif9,
curf9,
fico9,
foci9,
fuci9,
fino7,
firn7,
foin7,
four7,
info7,
cion6,
coin6,
coir6,
coni6,
corn6,
curn6,
icon6,
unci6,
unco6,
uric6,
inro4,
iron4,
noir4,
nori4,
ruin4,
3 letter words:
fin6,
fir6,
fon6,
for6,
fou6,
fro6,
fun6,
fur6,
rif6,
con5,
cor5,
cru5,
cur5,
orc5,
roc5,
ion3,
nor3,
our3,
rin3,
run3,
urn3,
2 letter words:
if5,
of5,
in2,
no2,
nu2,
oi2,
on2,
or2,
un2,