8 letter words:
purpurin12,
5 letter words:
pinup9,
purin7,
unrip7,
uprun7,
4 letter words:
pupu8,
ripp8,
pirn6,
puir6,
puri6,
purr6,
rurp6,
nurr4,
ruin4,
ruru4,
3 letter words:
pip7,
pup7,
nip5,
pin5,
pir5,
piu5,
pun5,
pur5,
rip5,
urp5,
nur3,
rin3,
run3,
uni3,
urn3,
2 letter words:
pi4,
up4,
in2,
nu2,
un2,
ur2,
