6 letter words:
papain10,
5 letter words:
nappy12,
nippy12,
nappa9,
apian7,
4 letter words:
pipy11,
piny9,
pyin9,
papa8,
ayin7,
napa6,
nipa6,
pain6,
pian6,
pina6,
3 letter words:
pay8,
pya8,
yap8,
yip8,
app7,
pap7,
pip7,
any6,
nay6,
yin6,
nap5,
nip5,
pan5,
pia5,
pin5,
ain3,
ana3,
ani3,
2 letter words:
ay5,
ya5,
pa4,
pi4,
aa2,
ai2,
an2,
in2,
na2,