9 letter words:
purulence13,
7 letter words:
cupeler11,
lucerne9,
6 letter words:
cupule10,
pencel10,
upcurl10,
crenel8,
curule8,
lucern8,
uncurl8,
unpure8,
unreel6,
5 letter words:
clepe9,
creep9,
crepe9,
cupel9,
pence9,
creel7,
cruel7,
leper7,
lucre7,
preen7,
prune7,
puler7,
puree7,
repel7,
rupee7,
ulcer7,
uncle7,
enure5,
4 letter words:
cepe8,
puce8,
cere6,
clue6,
cure6,
curl6,
curn6,
ecru6,
luce6,
neep6,
peel6,
peen6,
peer6,
pele6,
pere6,
pree6,
pule6,
pure6,
purl6,
erne4,
leer4,
lune4,
lure4,
nurl4,
reel4,
rule4,
rune4,
3 letter words:
cep7,
cup7,
pec7,
cee5,
cel5,
cru5,
cue5,
cur5,
ecu5,
pee5,
pen5,
per5,
pul5,
pun5,
pur5,
rec5,
rep5,
urp5,
eel3,
ere3,
ern3,
lee3,
leu3,
nee3,
ree3,
rue3,
run3,
ulu3,
urn3,
2 letter words:
pe4,
up4,
el2,
en2,
er2,
ne2,
nu2,
re2,
un2,