7 letter words:
thether13,
thither13,
6 letter words:
hether12,
hither12,
either9,
hitter9,
tether9,
tither9,
5 letter words:
hithe11,
ether8,
hiree8,
ither8,
teeth8,
their8,
there8,
thete8,
three8,
tithe8,
retie5,
tetri5,
titer5,
titre5,
trite5,
4 letter words:
heth10,
ethe7,
heir7,
here7,
hete7,
hire7,
tehr7,
teth7,
thee7,
thir7,
rete4,
rite4,
ritt4,
teer4,
tete4,
tier4,
tire4,
tite4,
tree4,
tret4,
trie4,
3 letter words:
heh9,
eth6,
her6,
het6,
hie6,
hit6,
reh6,
the6,
ere3,
ire3,
ree3,
rei3,
ret3,
rit3,
tee3,
tet3,
tie3,
tit3,
2 letter words:
eh5,
he5,
hi5,
ee2,
er2,
et2,
it2,
re2,
te2,
ti2,