6 letter words
IRONIC​8
ONIRIC​8
5 letter words (4 words)
IONIC​7
RICIN​7
CORNI​7
ORCIN​7
4 letter words (12 words)
ICON​6
IRON​4
CORN​6
COIN​6
NOIR​4
CRON​6
NORI​4
COIR​6
CONI​6
INRO​4
CION​6
ROIN​4
3 letter words (7 words)
NOR​3
CON​5
ION​3
COR​5
ROC​5
ORC​5
RIN​3
2 letter words (6 words)
IN​2
ON​2
OR​2
NO​2
IO​2
OI​2