5 letter words:
kaons9,
koans9,
nonas5,
4 letter words:
kaon8,
koan8,
koas8,
oaks8,
okas8,
sank8,
soak8,
anon4,
nans4,
naos4,
nona4,
3 letter words:
ask7,
kas7,
koa7,
kos7,
oak7,
oka7,
ska7,
nan3,
nos3,
ons3,
son3,
2 letter words:
ka6,
an2,
as2,
na2,
no2,
on2,
os2,
so2,