5 letter words:
fleck14,
cleek11,
fence10,
kneel9,
4 letter words:
feck13,
keef11,
neck10,
clef9,
keel8,
keen8,
knee8,
leek8,
leke8,
feel7,
feen7,
flee7,
3 letter words:
kef10,
eek7,
eke7,
elk7,
ken7,
lek7,
nek7,
elf6,
fee6,
fen6,
nef6,
cee5,
cel5,
eel3,
een3,
ene3,
lee3,
nee3,
2 letter words:
ef5,
fe5,
ee2,
el2,
en2,
ne2,