6 letter words:
fenced12,
encode9,
5 letter words:
fence10,
coden8,
coned8,
donee6,
4 letter words:
conf9,
feed8,
fend8,
feod8,
fond8,
cede7,
code7,
coed7,
cond7,
deco7,
ecod7,
feen7,
foen7,
fone7,
cone6,
once6,
deen5,
dene5,
doen5,
done5,
need5,
node5,
3 letter words:
def7,
dof7,
fed7,
cod6,
doc6,
fee6,
fen6,
foe6,
fon6,
nef6,
cee5,
con5,
eco5,
dee4,
den4,
doe4,
don4,
end4,
ned4,
nod4,
ode4,
een3,
ene3,
eon3,
nee3,
one3,
2 letter words:
ef5,
fe5,
of5,
de3,
do3,
ed3,
od3,
ee2,
en2,
ne2,
no2,
oe2,
on2,