8 letter words:
neckbeef19,
6 letter words:
nebeck14,
5 letter words:
becke13,
nebek11,
fence10,
4 letter words:
feck13,
beck12,
keef11,
neck10,
beef9,
feeb9,
keen8,
knee8,
feen7,
been6,
bene6,
3 letter words:
kef10,
keb9,
eek7,
eke7,
ken7,
nek7,
fee6,
fen6,
nef6,
bee5,
ben5,
cee5,
neb5,
een3,
ene3,
nee3,
2 letter words:
ef5,
fe5,
be4,
ee2,
en2,
ne2,