8 letter words:
upcurved16,
7 letter words:
upcurve14,
6 letter words:
curved12,
5 letter words:
curve10,
crude8,
cured8,
drupe8,
duper8,
perdu8,
prude8,
urped8,
4 letter words:
perv9,
puce8,
cred7,
crud7,
cued7,
curd7,
duce7,
dupe7,
cure6,
ecru6,
pure6,
dure5,
rude5,
rued5,
3 letter words:
cep7,
cup7,
dev7,
pec7,
cud6,
dup6,
ped6,
pud6,
rev6,
cru5,
cue5,
cur5,
ecu5,
per5,
pur5,
rec5,
rep5,
urp5,
due4,
red4,
urd4,
rue3,
2 letter words:
pe4,
up4,
de3,
ed3,
er2,
re2,
