5 letter words:
drupe8,
duper8,
perdu8,
prude8,
pured8,
urped8,
4 letter words:
dupe7,
puer6,
pure6,
dure5,
rude5,
rued5,
urde5,
3 letter words:
dup6,
ped6,
pud6,
per5,
pre5,
pur5,
rep5,
urp5,
due4,
red4,
rud4,
urd4,
rue3,
ure3,
2 letter words:
pe4,
up4,
de3,
ed3,
er2,
re2,
ur2,