6 letter words:
beeper10,
burpee10,
peeper10,
beurre8,
repure8,
5 letter words:
peepe9,
upper9,
breer7,
brere7,
puree7,
purer7,
rupee7,
4 letter words:
beep8,
burp8,
peep8,
perp8,
prep8,
pube8,
repp8,
beer6,
bere6,
bree6,
brer6,
burr6,
epee6,
peer6,
pere6,
pree6,
puer6,
pure6,
purr6,
rube6,
rurp6,
ruer4,
3 letter words:
pep7,
pub7,
pup7,
bee5,
brr5,
bru5,
bur5,
pee5,
per5,
pre5,
pur5,
reb5,
rep5,
rub5,
urb5,
urp5,
ere3,
err3,
ree3,
rue3,
ure3,
2 letter words:
be4,
pe4,
up4,
ee2,
er2,
re2,
ur2,