6 letter words:
orpins8,
prions8,
prison8,
proins8,
spinor8,
5 letter words:
rivos8,
vinos8,
vison8,
visor8,
opsin7,
orpin7,
pions7,
pirns7,
porns7,
prion7,
proin7,
psion7,
irons5,
noirs5,
noris5,
ornis5,
roins5,
rosin5,
4 letter words:
spiv9,
rivo7,
vino7,
vins7,
vors7,
nips6,
pins6,
pion6,
pirn6,
pirs6,
piso6,
pois6,
pons6,
porn6,
pros6,
rips6,
risp6,
snip6,
spin6,
inro4,
ions4,
iron4,
noir4,
nori4,
rins4,
roin4,
sori4,
sorn4,
3 letter words:
sov6,
vin6,
vis6,
vor6,
nip5,
ops5,
pin5,
pir5,
pis5,
poi5,
pos5,
pro5,
psi5,
rip5,
sip5,
sop5,
ins3,
ion3,
ios3,
iso3,
nis3,
nor3,
nos3,
ons3,
ors3,
rin3,
sin3,
sir3,
son3,
sri3,
2 letter words:
op4,
pi4,
po4,
in2,
io2,
is2,
no2,
oi2,
on2,
or2,
os2,
si2,
so2,