8 letter words:
ratproof13,
6 letter words:
footra9,
parrot8,
raptor8,
torpor8,
orator6,
5 letter words:
proof10,
afoot8,
aport7,
poort7,
porta7,
troop7,
ratoo5,
rotor5,
4 letter words:
frap9,
poof9,
prof9,
afro7,
faro7,
fart7,
foot7,
fora7,
fort7,
frat7,
raft7,
roof7,
atop6,
parr6,
part6,
poor6,
poot6,
port6,
prao6,
prat6,
proa6,
proo6,
rapt6,
roop6,
tarp6,
topo6,
trap6,
trop6,
orra4,
rato4,
roar4,
root4,
rort4,
rota4,
roto4,
taro4,
tora4,
toro4,
torr4,
3 letter words:
fap8,
fop8,
aft6,
arf6,
far6,
fat6,
for6,
fra6,
fro6,
oaf6,
oft6,
oof6,
orf6,
apo5,
apt5,
oop5,
opt5,
par5,
pat5,
poa5,
poo5,
pot5,
pro5,
rap5,
tap5,
top5,
art3,
oar3,
oat3,
oor3,
oot3,
ora3,
ort3,
rat3,
roo3,
rot3,
tao3,
tar3,
too3,
tor3,
2 letter words:
fa5,
of5,
op4,
pa4,
po4,
ar2,
at2,
oo2,
or2,
ta2,
to2,