7 letter words:
feather13,
terefah13,
6 letter words:
father12,
hafter12,
hefter12,
trefah12,
aether9,
afreet9,
feater9,
heater9,
hereat9,
reheat9,
5 letter words:
after8,
earth8,
ether8,
hater8,
heart8,
rathe8,
there8,
three8,
arete5,
eater5,
4 letter words:
haft10,
heft10,
eath7,
fare7,
fart7,
fate7,
fear7,
feat7,
feet7,
fere7,
feta7,
fete7,
frae7,
frat7,
free7,
fret7,
haet7,
hare7,
hart7,
hate7,
hear7,
heat7,
here7,
raft7,
rath7,
reef7,
reft7,
rhea7,
tahr7,
thae7,
thee7,
tref7,
rate4,
rete4,
tare4,
tear4,
tree4,
3 letter words:
feh9,
aft6,
arf6,
eft6,
eth6,
far6,
fat6,
fee6,
fer6,
fet6,
hae6,
hat6,
her6,
het6,
rah6,
ref6,
the6,
are3,
art3,
ate3,
ear3,
eat3,
era3,
ere3,
eta3,
rat3,
ree3,
ret3,
tae3,
tar3,
tea3,
tee3,
2 letter words:
ah5,
ef5,
eh5,
fa5,
fe5,
ha5,
he5,
ae2,
ar2,
at2,
er2,
et2,
re2,
ta2,