8 letter words:
doridoid11,
5 letter words:
droid7,
iodid7,
4 letter words:
dido6,
dodo6,
door5,
irid5,
odor5,
ordo5,
rood5,
3 letter words:
did5,
dod5,
odd5,
doo4,
dor4,
ord4,
rid4,
rod4,
oor3,
roo3,
2 letter words:
di3,
do3,
id3,
od3,
io2,
oi2,
oo2,
or2,