9 letter words:
possessor11,
7 letter words:
possess9,
prosses9,
soroses7,
6 letter words:
porose8,
posers8,
posses8,
proses8,
prosos8,
sopors8,
spoors8,
spores8,
rooses6,
5 letter words:
pesos7,
pores7,
poser7,
poses7,
posse7,
press7,
prose7,
proso7,
pross7,
repos7,
ropes7,
sopor7,
spoor7,
spore7,
roose5,
roses5,
sores5,
4 letter words:
epos6,
oops6,
opes6,
peso6,
poor6,
poos6,
pore6,
pose6,
pros6,
repo6,
reps6,
rope6,
sops6,
eros4,
ores4,
oses4,
roes4,
rose4,
sers4,
sore4,
3 letter words:
ope5,
ops5,
per5,
pes5,
poo5,
pro5,
rep5,
sop5,
ers3,
ess3,
oes3,
ore3,
ors3,
ose3,
res3,
roe3,
ser3,
sos3,
2 letter words:
op4,
pe4,
er2,
es2,
oe2,
or2,
os2,
re2,
so2,