7 letter words:
approof14,
5 letter words:
proof10,
apoop9,
appro9,
4 letter words:
frap9,
poof9,
prof9,
oppo8,
parp8,
poop8,
prop8,
afro7,
faro7,
fora7,
roof7,
poor6,
prao6,
proa6,
proo6,
roop6,
3 letter words:
fap8,
fop8,
app7,
pap7,
pop7,
arf6,
far6,
for6,
fra6,
fro6,
oaf6,
oof6,
orf6,
apo5,
oop5,
par5,
poa5,
poo5,
pro5,
rap5,
oar3,
oor3,
ora3,
roo3,
2 letter words:
fa5,
of5,
op4,
pa4,
po4,
ar2,
oo2,
or2,