5 letter words:
knops11,
knosp11,
spook11,
poofs10,
spoof10,
nooks9,
snook9,
poons7,
snoop7,
spoon7,
4 letter words:
knop10,
kops10,
fops9,
poof9,
nook8,
sook8,
fons7,
oops6,
pons6,
poon6,
poos6,
onos4,
soon4,
3 letter words:
kop9,
fop8,
kos7,
fon6,
ops5,
poo5,
sop5,
noo3,
nos3,
ono3,
ons3,
son3,
2 letter words:
of5,
op4,
no2,
on2,
os2,
so2,