7 letter words:
fainter10,
hairnet10,
inearth10,
inherit10,
niftier10,
therian10,
inertia7,
6 letter words:
father12,
hafter12,
trefah12,
anther9,
fainer9,
finite9,
hernia9,
hinter9,
infare9,
tahini9,
thenar9,
ratine6,
retain6,
retina6,
tinier6,
5 letter words:
faith11,
firth11,
frith11,
thief11,
afire8,
afrit8,
after8,
airth8,
earth8,
faint8,
feint8,
feria8,
finer8,
frena8,
haint8,
hater8,
heart8,
infer8,
infra8,
ither8,
neath8,
rathe8,
refit8,
thane8,
thein8,
their8,
thine8,
antre5,
entia5,
inert5,
inter5,
irate5,
niter5,
nitre5,
retia5,
riant5,
tenia5,
terai5,
tinea5,
train5,
trine5,
4 letter words:
haft10,
heft10,
eath7,
fain7,
fair7,
fane7,
fare7,
fart7,
fate7,
fear7,
feat7,
fern7,
feta7,
fiar7,
fiat7,
fine7,
fire7,
firn7,
frae7,
frat7,
fret7,
frit7,
haen7,
haet7,
hair7,
hant7,
hare7,
hart7,
hate7,
hear7,
heat7,
heir7,
hent7,
hern7,
hint7,
hire7,
naif7,
neif7,
raft7,
rath7,
reft7,
reif7,
rhea7,
rife7,
rift7,
tahr7,
thae7,
than7,
then7,
thin7,
thir7,
tref7,
airn4,
airt4,
ante4,
anti4,
earn4,
etna4,
inia4,
inti4,
near4,
neat4,
nite4,
rain4,
rani4,
rant4,
rate4,
rein4,
rent4,
rite4,
tain4,
tare4,
tarn4,
tear4,
tern4,
tier4,
tine4,
tire4,
3 letter words:
feh9,
aft6,
ahi6,
arf6,
eft6,
eth6,
fan6,
far6,
fat6,
fen6,
fer6,
fet6,
fie6,
fin6,
fir6,
fit6,
hae6,
hat6,
hen6,
her6,
het6,
hie6,
hin6,
hit6,
nah6,
nth6,
rah6,
ref6,
rif6,
the6,
ain3,
air3,
ait3,
ane3,
ani3,
ant3,
are3,
art3,
ate3,
ear3,
eat3,
era3,
ern3,
eta3,
ire3,
nae3,
net3,
nit3,
rai3,
ran3,
rat3,
rei3,
ret3,
ria3,
rin3,
tae3,
tan3,
tar3,
tea3,
ten3,
tie3,
tin3,
2 letter words:
ah5,
ef5,
eh5,
fa5,
fe5,
ha5,
he5,
hi5,
if5,
ae2,
ai2,
an2,
ar2,
at2,
en2,
er2,
et2,
in2,
it2,
na2,
ne2,
re2,
ta2,
ti2,