6 letter words:
nether9,
5 letter words:
ether8,
there8,
three8,
enter5,
rente5,
terne5,
treen5,
4 letter words:
hent7,
here7,
hern7,
thee7,
then7,
erne4,
rent4,
rete4,
teen4,
tern4,
tree4,
3 letter words:
eth6,
hen6,
her6,
het6,
nth6,
the6,
ere3,
ern3,
nee3,
net3,
ree3,
ret3,
tee3,
ten3,
2 letter words:
eh5,
he5,
en2,
er2,
et2,
ne2,
re2,