9 letter words:
pathogene15,
8 letter words:
heptagon14,
pathogen14,
7 letter words:
haptene12,
heptane12,
phaeton12,
phenate12,
phonate12,
potheen12,
thenage11,
peonage10,
6 letter words:
hapten11,
peahen11,
apogee9,
ethane9,
pongee9,
potage9,
nepeta8,
poteen8,
teopan8,
goatee7,
negate7,
5 letter words:
phage11,
phone10,
tophe10,
henge9,
hogan9,
thegn9,
thong9,
neath8,
peage8,
pengo8,
thane8,
etape7,
netop7,
paeon7,
panto7,
paten7,
topee7,
agene6,
agent6,
agone6,
genet6,
genoa6,
tango6,
tenge6,
togae6,
tonga6,
atone5,
eaten5,
enate5,
oaten5,
4 letter words:
epha9,
heap9,
hope9,
opah9,
path9,
phat9,
phon9,
phot9,
toph9,
ghat8,
ghee8,
goth8,
hang8,
hong8,
eath7,
gape7,
haen7,
haet7,
hant7,
hate7,
heat7,
hent7,
hone7,
oath7,
page7,
pang7,
peag7,
pong7,
thae7,
than7,
thee7,
then7,
atop6,
nape6,
neap6,
neep6,
nope6,
open6,
pane6,
pant6,
pate6,
pean6,
peat6,
peen6,
pent6,
peon6,
poet6,
pone6,
tape6,
tepa6,
tope6,
agee5,
agon5,
gaen5,
gane5,
gate5,
gene5,
gent5,
geta5,
gnat5,
goat5,
gone5,
ogee5,
tang5,
toga5,
tong5,
aeon4,
ante4,
etna4,
neat4,
nota4,
note4,
teen4,
toea4,
tone4,
3 letter words:
hap8,
hep8,
hop8,
pah8,
peh8,
pht8,
poh8,
hag7,
hog7,
eth6,
gap6,
hae6,
hao6,
hat6,
hen6,
het6,
hoe6,
hon6,
hot6,
nah6,
noh6,
nth6,
peg6,
the6,
tho6,
ape5,
apo5,
apt5,
nap5,
ope5,
opt5,
pan5,
pat5,
pea5,
pee5,
pen5,
pet5,
pot5,
tap5,
top5,
age4,
ago4,
ego4,
eng4,
gae4,
gan4,
gat4,
gee4,
gen4,
get4,
goa4,
got4,
nag4,
neg4,
nog4,
tag4,
teg4,
tog4,
ane3,
ant3,
ate3,
eat3,
eon3,
eta3,
nae3,
nee3,
net3,
not3,
oat3,
one3,
tae3,
tan3,
tao3,
tea3,
tee3,
ten3,
toe3,
ton3,
2 letter words:
ah5,
eh5,
ha5,
he5,
ho5,
oh5,
op4,
pa4,
pe4,
ag3,
go3,
ae2,
an2,
at2,
en2,
et2,
na2,
ne2,
no2,
oe2,
on2,
ta2,
to2,