6 letter words:
chenet11,
thence11,
5 letter words:
fecht13,
fetch13,
hefte11,
fence10,
hence10,
tench10,
ctene7,
4 letter words:
chef12,
heft10,
eche9,
echt9,
eech9,
etch9,
tech9,
ethe7,
feen7,
feet7,
fent7,
fete7,
hent7,
hete7,
thee7,
then7,
cent6,
cete6,
eten4,
nete4,
teen4,
tene4,
3 letter words:
feh9,
che8,
ech8,
eft6,
eth6,
fee6,
fen6,
fet6,
hen6,
het6,
nef6,
nth6,
tef6,
the6,
cee5,
tec5,
een3,
ene3,
nee3,
net3,
tee3,
ten3,
2 letter words:
ch7,
ef5,
eh5,
fe5,
he5,
ee2,
en2,
et2,
ne2,
te2,