11 letter words:
heterotroph19,
9 letter words:
orthopter14,
rheotrope14,
8 letter words:
horopter13,
potterer10,
7 letter words:
thether13,
thother13,
thereto10,
proette9,
protore9,
treetop9,
trooper9,
6 letter words:
hether12,
hooper11,
hotpot11,
pether11,
pother11,
thorpe11,
threep11,
hereto9,
hetero9,
hooter9,
hotter9,
rhetor9,
rother9,
tether9,
toroth9,
tother9,
perter8,
petter8,
poorer8,
pooter8,
porter8,
potter8,
pretor8,
report8,
torpor8,
retore6,
retort6,
rooter6,
rotter6,
terret6,
toetoe6,
tooter6,
torero6,
torret6,
5 letter words:
ephor10,
hoper10,
pheer10,
photo10,
thorp10,
tophe10,
ether8,
heroe8,
ortho8,
other8,
teeth8,
there8,
thete8,
thoro8,
three8,
throe8,
tooth8,
troth8,
opter7,
peter7,
petre7,
petto7,
poort7,
porer7,
potto7,
prore7,
repot7,
repro7,
roper7,
topee7,
toper7,
troop7,
trope7,
otter5,
retro5,
rotor5,
rotte5,
torot5,
torte5,
toter5,
4 letter words:
phoh12,
heth10,
hept9,
hoop9,
hope9,
phot9,
pooh9,
toph9,
ethe7,
here7,
hero7,
hete7,
hoer7,
hoot7,
hore7,
hote7,
tehr7,
teth7,
thee7,
thro7,
toho7,
peer6,
pere6,
pert6,
poet6,
poor6,
poot6,
pore6,
port6,
pote6,
pott6,
pree6,
proo6,
repo6,
roop6,
rope6,
tope6,
topo6,
trop6,
otto4,
rete4,
root4,
rore4,
rort4,
rote4,
roto4,
teer4,
tete4,
toot4,
tore4,
toro4,
torr4,
tort4,
tote4,
tree4,
tret4,
trot4,
3 letter words:
heh9,
hoh9,
hep8,
hop8,
peh8,
pho8,
pht8,
poh8,
eth6,
her6,
het6,
hoe6,
hoo6,
hot6,
oho6,
ooh6,
reh6,
rho6,
the6,
tho6,
oop5,
ope5,
opt5,
pee5,
per5,
pet5,
poo5,
pot5,
pre5,
pro5,
rep5,
top5,
ere3,
err3,
oor3,
oot3,
ore3,
ort3,
ree3,
reo3,
ret3,
roe3,
roo3,
rot3,
tee3,
tet3,
toe3,
too3,
tor3,
tot3,
2 letter words:
eh5,
he5,
ho5,
oh5,
op4,
pe4,
po4,
ee2,
er2,
et2,
oe2,
oo2,
or2,
re2,
te2,
to2,
