5 letter words:
kojis16,
kiosk13,
pikis11,
4 letter words:
koji15,
kips10,
kops10,
piki10,
skip10,
spik10,
kois8,
piso6,
pois6,
3 letter words:
kip9,
kop9,
kis7,
koi7,
kos7,
ski7,
ops5,
pis5,
poi5,
psi5,
sip5,
sop5,
2 letter words:
jo9,
ki6,
op4,
pi4,
is2,
oi2,
os2,
si2,
so2,