9 letter words:
sopranini11,
8 letter words:
pianinos10,
7 letter words:
aspirin9,
naprons9,
parison9,
pianino9,
pinions9,
porinas9,
saponin9,
sinopia9,
soprani9,
spinoni9,
6 letter words:
aprons8,
inspan8,
napron8,
nonpar8,
orpins8,
panini8,
panino8,
parson8,
pianos8,
pinion8,
pinnas8,
pinons8,
pirais8,
porina8,
prions8,
prison8,
proins8,
rapini8,
sannop8,
sanpro8,
spinar8,
spinor8,
sprain8,
anions6,
ariosi6,
arsino6,
inions6,
nasion6,
norias6,
raisin6,
ronins6,
5 letter words:
apron7,
aspro7,
nipas7,
opsin7,
orpin7,
pains7,
pairs7,
paris7,
piano7,
pians7,
pinas7,
pinna7,
pinon7,
pions7,
pirai7,
pirns7,
porns7,
praos7,
prion7,
proas7,
proin7,
psion7,
psoai7,
psora7,
sapor7,
sopra7,
spain7,
spina7,
airns5,
anion5,
arson5,
inion5,
irons5,
naris5,
noirs5,
nonas5,
nonis5,
noria5,
noris5,
ornis5,
rains5,
ranis5,
roans5,
roins5,
ronin5,
rosin5,
sarin5,
sonar5,
4 letter words:
apos6,
apso6,
naps6,
nipa6,
nips6,
pain6,
pair6,
pais6,
pans6,
pars6,
pian6,
pias6,
pina6,
pins6,
pion6,
pirn6,
pirs6,
piso6,
poas6,
pois6,
pons6,
porn6,
prao6,
proa6,
pros6,
raps6,
rasp6,
rips6,
risp6,
snap6,
snip6,
soap6,
span6,
spar6,
spin6,
ains4,
airn4,
airs4,
anis4,
anno4,
anns4,
anon4,
aris4,
inia4,
inns4,
inro4,
ions4,
iris4,
iron4,
isna4,
nain4,
nans4,
naoi4,
naos4,
nisi4,
noir4,
nona4,
noni4,
nori4,
oars4,
osar4,
rain4,
rais4,
rani4,
rias4,
rins4,
roan4,
roin4,
sain4,
sair4,
sari4,
siri4,
snar4,
soar4,
sora4,
sori4,
sorn4,
3 letter words:
apo5,
asp5,
nap5,
nip5,
ops5,
pan5,
par5,
pas5,
pia5,
pin5,
pir5,
pis5,
poa5,
poi5,
pos5,
pro5,
psi5,
rap5,
rip5,
sap5,
sip5,
sop5,
spa5,
ain3,
air3,
ais3,
ani3,
ann3,
ars3,
inn3,
ins3,
ion3,
ios3,
iso3,
nan3,
nas3,
nis3,
non3,
nor3,
nos3,
oar3,
ons3,
ora3,
ors3,
rai3,
ran3,
ras3,
ria3,
rin3,
sai3,
san3,
sar3,
sin3,
sir3,
son3,
sri3,
2 letter words:
op4,
pa4,
pi4,
po4,
ai2,
an2,
ar2,
as2,
in2,
io2,
is2,
na2,
no2,
oi2,
on2,
or2,
os2,
si2,
so2,
