5 letter words:
crook11,
drook10,
iroko9,
koori9,
doric8,
4 letter words:
dick11,
dock11,
cook10,
cork10,
rick10,
rock10,
dirk9,
dook9,
dork9,
koro8,
rook8,
cord7,
doco7,
odic7,
coir6,
door5,
odor5,
ordo5,
rood5,
3 letter words:
ick9,
kid8,
irk7,
kir7,
koi7,
kor7,
oik7,
rok7,
cid6,
cod6,
doc6,
coo5,
cor5,
orc5,
roc5,
doo4,
dor4,
ord4,
rid4,
rod4,
oor3,
roo3,
2 letter words:
ki6,
ko6,
di3,
do3,
id3,
od3,
io2,
oi2,
oo2,
or2,