10 letter words:
unexcelled20,
8 letter words:
excelled18,
7 letter words:
exclude17,
6 letter words:
exceed16,
deluxe14,
celled9,
culled9,
needle7,
nulled7,
5 letter words:
culex14,
excel14,
exude13,
clued8,
deuce8,
dunce8,
educe8,
uncle7,
elude6,
endue6,
undee6,
unled6,
4 letter words:
exec13,
exed12,
luxe11,
cede7,
cued7,
duce7,
cell6,
clue6,
cull6,
luce6,
dele5,
dell5,
dene5,
duel5,
dull5,
dune5,
lend5,
leud5,
lude5,
need5,
nude5,
unde5,
lune4,
null4,
3 letter words:
dex11,
lex10,
lux10,
cud6,
cee5,
cel5,
cue5,
ecu5,
dee4,
del4,
den4,
due4,
dun4,
eld4,
end4,
led4,
eel3,
ell3,
lee3,
leu3,
nee3,
2 letter words:
ex9,
xu9,
de3,
ed3,
el2,
en2,
ne2,
nu2,
un2,