5 letter words:
conin7,
corni7,
orcin7,
ronin5,
4 letter words:
cion6,
coin6,
coir6,
coni6,
conn6,
corn6,
icon6,
inro4,
iron4,
noir4,
noni4,
nori4,
roin4,
3 letter words:
con5,
cor5,
orc5,
roc5,
inn3,
ion3,
non3,
nor3,
rin3,
2 letter words:
in2,
io2,
no2,
oi2,
on2,
or2,