5 letter words:
kazoo18,
rojak16,
razoo14,
karoo9,
4 letter words:
jark15,
jook15,
orzo13,
karo8,
kora8,
koro8,
okra8,
rook8,
3 letter words:
jak14,
azo12,
zoa12,
zoo12,
jar10,
jor10,
raj10,
ark7,
koa7,
kor7,
oak7,
oka7,
rok7,
oar3,
oor3,
ora3,
roo3,
2 letter words:
za11,
zo11,
ja9,
jo9,
ka6,
ko6,
ar2,
oo2,
or2,