5 letter words:
okapi11,
4 letter words:
kepi10,
paik10,
peak10,
pika10,
pike10,
poke10,
3 letter words:
kep9,
kip9,
kop9,
kae7,
kea7,
koa7,
koi7,
oak7,
oka7,
oke7,
ape5,
apo5,
ope5,
pea5,
pia5,
pie5,
poi5,
2 letter words:
ka6,
ki6,
op4,
pa4,
pe4,
pi4,
ae2,
ai2,
oe2,
oi2,