6 letter words:
define10,
5 letter words:
fiend9,
fined9,
beedi8,
diene6,
4 letter words:
beef9,
feeb9,
defi8,
deif8,
feed8,
fend8,
find8,
bede7,
bend7,
bide7,
bind7,
debe7,
dieb7,
feen7,
feni7,
fine7,
neif7,
nief7,
nife7,
been6,
bein6,
bene6,
beni6,
bien6,
bine6,
deen5,
dene5,
deni5,
dine5,
eide5,
idee5,
need5,
nide5,
nied5,
eine4,
3 letter words:
fib8,
def7,
dif7,
fed7,
fid7,
bed6,
bid6,
deb6,
dib6,
fee6,
fen6,
fie6,
fin6,
nef6,
bee5,
ben5,
bin5,
neb5,
nib5,
dee4,
dei4,
den4,
die4,
din4,
end4,
ide4,
ned4,
nid4,
een3,
ene3,
nee3,
nie3,
2 letter words:
ef5,
fe5,
if5,
be4,
bi4,
de3,
di3,
ed3,
id3,
ee2,
en2,
in2,
ne2,