7 letter words:
beeline9,
6 letter words:
belief11,
feeble11,
feline9,
5 letter words:
elfin8,
belie7,
leben7,
4 letter words:
beef9,
feeb9,
feel7,
file7,
fine7,
flee7,
lief7,
life7,
neif7,
been6,
bene6,
bile6,
bine6,
blin6,
lien4,
line4,
3 letter words:
fib8,
elf6,
fee6,
fen6,
fie6,
fil6,
fin6,
bee5,
bel5,
ben5,
bin5,
lib5,
neb5,
nib5,
eel3,
lee3,
lei3,
lie3,
lin3,
nee3,
nil3,
2 letter words:
ef5,
fe5,
if5,
be4,
bi4,
el2,
en2,
in2,
li2,
ne2,