9 letter words:
prothorax21,
6 letter words:
thorax16,
parrot8,
raptor8,
torpor8,
orator6,
5 letter words:
taxor12,
photo10,
thorp10,
ortho8,
thoro8,
torah8,
aport7,
poort7,
porta7,
troop7,
ratoo5,
rotor5,
4 letter words:
hoax14,
harp9,
hoop9,
opah9,
path9,
phat9,
phot9,
pooh9,
toph9,
haro7,
hart7,
hoar7,
hoot7,
hora7,
oath7,
rath7,
tahr7,
thar7,
thro7,
toho7,
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:
hox13,
pax12,
pox12,
oxo10,
rax10,
tax10,
hap8,
hop8,
pah8,
pho8,
pht8,
poh8,
hao6,
hat6,
hoa6,
hoo6,
hot6,
oho6,
ooh6,
rah6,
rho6,
tho6,
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:
ax9,
ox9,
ah5,
ha5,
ho5,
oh5,
op4,
pa4,
po4,
ar2,
at2,
oo2,
or2,
ta2,
to2,