5 letter words:
pyins10,
snipy10,
spiny10,
4 letter words:
sizy16,
zips15,
zins13,
piny9,
pyin9,
yips9,
yins7,
nips6,
pins6,
snip6,
spin6,
3 letter words:
zip14,
zin12,
spy8,
yip8,
nys6,
sny6,
syn6,
yin6,
nip5,
pin5,
pis5,
psi5,
sip5,
ins3,
nis3,
sin3,
2 letter words:
ny5,
pi4,
in2,
is2,
si2,