9 letter words:
pourboire13,
7 letter words:
roopier9,
roupier9,
6 letter words:
prober10,
upbore10,
burier8,
orbier8,
ourebi8,
poorer8,
porier8,
pourer8,
pourie8,
puirer8,
repour8,
ropier8,
rubier8,
oorier6,
ourier6,
5 letter words:
probe9,
rebop9,
borer7,
brier7,
buroo7,
burro7,
poori7,
porer7,
prier7,
prior7,
prore7,
purer7,
repro7,
riper7,
roper7,
oorie5,
ourie5,
rorie5,
4 letter words:
boep8,
burp8,
prob8,
pube8,
bier6,
biro6,
birr6,
boor6,
bore6,
brei6,
brer6,
brie6,
brio6,
broo6,
burr6,
oboe6,
peri6,
pier6,
poor6,
pore6,
pour6,
proo6,
puer6,
puir6,
pure6,
puri6,
purr6,
repo6,
ripe6,
robe6,
roop6,
rope6,
roup6,
rube6,
rurp6,
euoi4,
euro4,
iure4,
rore4,
roue4,
ruer4,
3 letter words:
bop7,
pub7,
bio5,
boi5,
boo5,
bor5,
bro5,
brr5,
bru5,
bur5,
obe5,
obi5,
obo5,
oop5,
ope5,
orb5,
oup5,
per5,
pie5,
pir5,
piu5,
poi5,
poo5,
pre5,
pro5,
pur5,
reb5,
rep5,
rib5,
rip5,
rob5,
rub5,
upo5,
urb5,
urp5,
err3,
ire3,
oor3,
ore3,
our3,
rei3,
reo3,
roe3,
roo3,
rue3,
ure3,
2 letter words:
be4,
bi4,
bo4,
ob4,
op4,
pe4,
pi4,
po4,
up4,
er2,
io2,
oe2,
oi2,
oo2,
or2,
ou2,
re2,
ur2,