9 letter words:
erythrite15,
7 letter words:
rettery10,
6 letter words:
thirty12,
either9,
hitter9,
rehire9,
tether9,
tither9,
yettie9,
etrier6,
reiter6,
retire6,
ritter6,
terret6,
territ6,
triter6,
5 letter words:
herry11,
herye11,
tythe11,
yirth11,
ether8,
eyrie8,
eyrir8,
hiree8,
hirer8,
ither8,
retry8,
teeth8,
terry8,
their8,
there8,
thete8,
three8,
tithe8,
tryer8,
retie5,
tetri5,
titer5,
titre5,
trier5,
trite5,
4 letter words:
hery10,
hyte10,
they10,
eery7,
ethe7,
eyer7,
eyre7,
heir7,
here7,
hete7,
hire7,
tehr7,
teth7,
thee7,
thir7,
trey7,
trye7,
tyee7,
tyer7,
tyre7,
tyte7,
yeti7,
yett7,
yirr7,
yite7,
rete4,
rite4,
ritt4,
teer4,
tete4,
tier4,
tire4,
tirr4,
tite4,
tree4,
tret4,
trie4,
3 letter words:
hey9,
hye9,
rhy9,
thy9,
yeh9,
eth6,
eye6,
her6,
het6,
hie6,
hit6,
reh6,
rye6,
the6,
try6,
tye6,
yet6,
ere3,
err3,
ire3,
ree3,
rei3,
ret3,
rit3,
tee3,
tet3,
tie3,
tit3,
2 letter words:
eh5,
he5,
hi5,
ye5,
ee2,
er2,
et2,
it2,
re2,
te2,
ti2,