6 letter words:
toroth9,
5 letter words:
photo10,
thorp10,
ortho8,
thoro8,
tooth8,
troth8,
potto7,
troop7,
torot5,
4 letter words:
hoop9,
phot9,
pooh9,
toph9,
poop8,
prop8,
hoot7,
thro7,
poor6,
port6,
topo6,
trop6,
otto4,
root4,
roto4,
toot4,
toro4,
tort4,
trot4,
3 letter words:
hop8,
pht8,
poh8,
pop7,
hot6,
oho6,
ooh6,
rho6,
tho6,
opt5,
poo5,
pot5,
pro5,
top5,
oot3,
ort3,
rot3,
too3,
tor3,
tot3,
2 letter words:
ho5,
oh5,
op4,
or2,
to2,