6 letter words:
panini8,
5 letter words:
pinna7,
unpin7,
4 letter words:
nipa6,
pain6,
pian6,
pina6,
puna6,
inia4,
nain4,
unai4,
unau4,
3 letter words:
nap5,
nip5,
pan5,
pia5,
pin5,
piu5,
pun5,
ain3,
ani3,
ann3,
inn3,
nan3,
nun3,
uni3,
2 letter words:
pa4,
pi4,
up4,
ai2,
an2,
in2,
na2,
nu2,
un2,