7 letter words:
corixid17,
6 letter words:
oxidic16,
5 letter words:
doric8,
iodic8,
4 letter words:
dixi12,
oxid12,
cord7,
odic7,
coir6,
irid5,
3 letter words:
cox12,
cid6,
cod6,
doc6,
cor5,
orc5,
roc5,
dor4,
ord4,
rid4,
rod4,
2 letter words:
ox9,
xi9,
di3,
do3,
id3,
od3,
io2,
oi2,
or2,