6 letter words:
purana8,
5 letter words:
prana7,
upran7,
ruana5,
4 letter words:
arpa6,
napa6,
para6,
paua6,
prau6,
puna6,
arna4,
aura4,
rana4,
raun4,
3 letter words:
nap5,
pan5,
par5,
pun5,
pur5,
rap5,
urp5,
ana3,
aua3,
nur3,
ran3,
run3,
urn3,
2 letter words:
pa4,
up4,
aa2,
an2,
ar2,
na2,
nu2,
un2,
ur2,