5 letter words:
kapok15,
okapi11,
4 letter words:
kaik12,
kaki12,
koap10,
paik10,
pika10,
3 letter words:
kak11,
kip9,
kop9,
kai7,
koa7,
koi7,
oak7,
oik7,
oka7,
apo5,
pia5,
poa5,
poi5,
2 letter words:
ka6,
ki6,
ko6,
op4,
pa4,
pi4,
po4,
ai2,
io2,
oi2,