5 letter words:
culex14,
excel14,
4 letter words:
flex14,
flux14,
exec13,
exul11,
luxe11,
ulex11,
clef9,
feel7,
flee7,
flue7,
fuel7,
clue6,
luce6,
3 letter words:
lex10,
lux10,
elf6,
fee6,
feu6,
flu6,
cee5,
cel5,
cue5,
ecu5,
eel3,
lee3,
leu3,
ule3,
ulu3,
2 letter words:
ex9,
xu9,
ef5,
fe5,
ee2,
el2,