6 letter words:
fennec11,
5 letter words:
chief13,
fiche13,
finch13,
chine10,
fence10,
hence10,
niche10,
niece7,
4 letter words:
chef12,
chin9,
eche9,
fice9,
inch9,
fine7,
neif7,
cine6,
nice6,
nene4,
nine4,
3 letter words:
feh9,
chi8,
hic8,
ich8,
fee6,
fen6,
fie6,
fin6,
hen6,
hie6,
hin6,
cee5,
ice5,
inn3,
nee3,
2 letter words:
ef5,
eh5,
fe5,
he5,
hi5,
if5,
en2,
in2,
ne2,