5 letter words:
unzip16,
zupan16,
apian7,
4 letter words:
zupa15,
azan13,
nazi13,
napa6,
nipa6,
pain6,
paua6,
pian6,
pina6,
puna6,
unai4,
3 letter words:
zap14,
zip14,
zin12,
nap5,
nip5,
pan5,
pia5,
pin5,
piu5,
pun5,
aia3,
ain3,
ana3,
ani3,
aua3,
uni3,
2 letter words:
za11,
pa4,
pi4,
up4,
aa2,
ai2,
an2,
in2,
na2,
nu2,
un2,