6 letter words:
irokos10,
pooris8,
5 letter words:
porks11,
spook11,
iroko9,
rooks9,
poori7,
proso7,
sopor7,
spoor7,
4 letter words:
kips10,
kops10,
pork10,
skip10,
spik10,
irks8,
kirs8,
kois8,
kors8,
kris8,
risk8,
rook8,
sook8,
oops6,
piso6,
pois6,
poor6,
poos6,
pros6,
rips6,
sori4,
3 letter words:
kip9,
kop9,
irk7,
kir7,
kis7,
koi7,
kor7,
kos7,
ski7,
ops5,
pis5,
poi5,
poo5,
pro5,
psi5,
rip5,
sip5,
sop5,
ors3,
sir3,
sri3,
2 letter words:
ki6,
op4,
pi4,
is2,
oi2,
or2,
os2,
si2,
so2,