4 letter words:
feed8,
fend8,
feen7,
edge6,
geed6,
deen5,
dene5,
gene5,
need5,
3 letter words:
def7,
fed7,
feg7,
fee6,
fen6,
nef6,
deg5,
ged5,
dee4,
den4,
end4,
eng4,
gee4,
gen4,
ned4,
neg4,
een3,
ene3,
nee3,
2 letter words:
ef5,
fe5,
de3,
ed3,
ee2,
en2,
ne2,