6 letter words:
heriot9,
5 letter words:
ither8,
other8,
their8,
throe8,
4 letter words:
heir7,
hero7,
hire7,
hoer7,
thio7,
thir7,
thro7,
riot4,
rite4,
rote4,
roti4,
tier4,
tire4,
tiro4,
tore4,
tori4,
trio4,
3 letter words:
eth6,
her6,
het6,
hie6,
hit6,
hoe6,
hot6,
rho6,
the6,
tho6,
ire3,
ore3,
ort3,
rei3,
ret3,
roe3,
rot3,
tie3,
toe3,
tor3,
2 letter words:
eh5,
he5,
hi5,
ho5,
oh5,
er2,
et2,
it2,
oe2,
oi2,
or2,
re2,
ti2,
to2,