14 letter words:
photoautotroph24,
10 letter words:
phototroph20,
9 letter words:
autotroph14,
7 letter words:
prutoth12,
outpart9,
outport9,
outroop9,
potoroo9,
taproot9,
outroot7,
outtrot7,
6 letter words:
huppah16,
hoorah12,
hoopoo11,
hotpot11,
prutah11,
apport10,
troppo10,
author9,
hooroo9,
throat9,
toroth9,
outtop8,
potato8,
prutot8,
uproot8,
tattoo6,
tooart6,
5 letter words:
phpht15,
horah11,
photo10,
prahu10,
thorp10,
apoop9,
appro9,
poupt9,
ortho8,
routh8,
tahou8,
thoro8,
tooth8,
torah8,
troth8,
truth8,
tuath8,
aport7,
poort7,
porta7,
potoo7,
potto7,
pratt7,
pruta7,
putto7,
raupo7,
trapt7,
troop7,
ottar5,
outro5,
ratoo5,
tarot5,
tatou5,
torot5,
torta5,
tratt5,
troat5,
trout5,
tuart5,
tutor5,
4 letter words:
phoh12,
hath10,
hoha10,
hapu9,
harp9,
hoop9,
opah9,
ouph9,
path9,
phat9,
phot9,
phut9,
pooh9,
pruh9,
puha9,
toph9,
oppo8,
parp8,
poop8,
prop8,
pupa8,
haro7,
hart7,
haut7,
hoar7,
hoot7,
hora7,
hour7,
hout7,
hurt7,
oath7,
rath7,
ruth7,
tahr7,
tath7,
thar7,
that7,
thou7,
thro7,
thru7,
toho7,
atop6,
oupa6,
part6,
patu6,
poor6,
poot6,
port6,
pott6,
pour6,
pout6,
prao6,
prat6,
prau6,
proa6,
proo6,
putt6,
rapt6,
roop6,
roup6,
tapu6,
tarp6,
topo6,
trap6,
trop6,
upta6,
auto4,
otto4,
rato4,
ratu4,
root4,
rota4,
roto4,
rout4,
taro4,
tart4,
tatt4,
tatu4,
taut4,
toot4,
tora4,
toro4,
tort4,
tour4,
tout4,
trat4,
trot4,
urao4,
3 letter words:
hah9,
hoh9,
huh9,
hap8,
hop8,
hup8,
pah8,
pho8,
pht8,
poh8,
puh8,
app7,
pap7,
pop7,
pup7,
hao6,
hat6,
hoa6,
hoo6,
hot6,
hut6,
oho6,
ooh6,
rah6,
rho6,
tho6,
apo5,
apt5,
oop5,
opt5,
oup5,
par5,
pat5,
poa5,
poo5,
pot5,
pro5,
pur5,
put5,
rap5,
tap5,
top5,
tup5,
upo5,
urp5,
art3,
att3,
oar3,
oat3,
oor3,
oot3,
ora3,
ort3,
our3,
out3,
rat3,
roo3,
rot3,
rut3,
tao3,
tar3,
tat3,
tau3,
too3,
tor3,
tot3,
tut3,
uta3,
2 letter words:
ah5,
ha5,
ho5,
oh5,
uh5,
op4,
pa4,
po4,
up4,
ar2,
at2,
oo2,
or2,
ou2,
ta2,
to2,
ur2,
ut2,
