5 letter words:
crook11,
iroko9,
micro9,
4 letter words:
mick12,
mock12,
cook10,
cork10,
mirk10,
rick10,
rock10,
corm8,
rook8,
coir6,
moor6,
room6,
3 letter words:
ick9,
irk7,
kir7,
koi7,
kor7,
mic7,
moc7,
coo5,
cor5,
mir5,
moo5,
mor5,
orc5,
rim5,
roc5,
rom5,
2 letter words:
ki6,
mi4,
mo4,
om4,
oi2,
or2,