6 letter words:
ippons10,
pianos8,
5 letter words:
ippon9,
pipas9,
nipas7,
opsin7,
pains7,
piano7,
pians7,
pinas7,
pions7,
psion7,
psoai7,
spain7,
spina7,
4 letter words:
apps8,
paps8,
pipa8,
pips8,
pops8,
apos6,
apso6,
naps6,
nipa6,
nips6,
pain6,
pais6,
pans6,
pian6,
pias6,
pina6,
pins6,
pion6,
piso6,
poas6,
pois6,
pons6,
snap6,
snip6,
soap6,
span6,
spin6,
ains4,
anis4,
ions4,
isna4,
naoi4,
naos4,
sain4,
3 letter words:
app7,
pap7,
pip7,
pop7,
apo5,
asp5,
nap5,
nip5,
ops5,
pan5,
pas5,
pia5,
pin5,
pis5,
poa5,
poi5,
pos5,
psi5,
sap5,
sip5,
sop5,
spa5,
ain3,
ais3,
ani3,
ins3,
ion3,
ios3,
iso3,
nas3,
nis3,
nos3,
ons3,
sai3,
san3,
sin3,
son3,
2 letter words:
op4,
pa4,
pi4,
po4,
ai2,
an2,
as2,
in2,
io2,
is2,
na2,
no2,
oi2,
on2,
os2,
si2,
so2,