8 letter words:
trooping11,
7 letter words:
porting10,
portion9,
rooting8,
6 letter words:
opting9,
pooing9,
poring9,
roping9,
toping9,
option8,
potion8,
pronto8,
proton8,
tropin8,
trigon7,
trogon7,
5 letter words:
gipon8,
gript8,
oping8,
pingo8,
pirog8,
prong8,
orpin7,
pinot7,
pinto7,
piton7,
point7,
poori7,
porno7,
print7,
prion7,
topoi7,
troop7,
giron6,
griot6,
groin6,
ingot6,
tigon6,
trigo6,
intro5,
nitro5,
4 letter words:
goop7,
gorp7,
grip7,
ping7,
pong7,
prig7,
prog7,
pint6,
pion6,
pirn6,
poon6,
poor6,
porn6,
port6,
topi6,
topo6,
trip6,
trop6,
girn5,
giro5,
girt5,
goon5,
grin5,
grit5,
grot5,
ring5,
ting5,
tong5,
trig5,
trog5,
inro4,
into4,
iron4,
noir4,
nori4,
onto4,
riot4,
root4,
roti4,
roto4,
tiro4,
toon4,
tori4,
torn4,
toro4,
trio4,
3 letter words:
gip6,
pig6,
nip5,
opt5,
pin5,
pit5,
poi5,
poo5,
pot5,
pro5,
rip5,
tip5,
top5,
gin4,
git4,
goo4,
gor4,
got4,
nog4,
rig4,
tog4,
ion3,
nit3,
noo3,
nor3,
not3,
ono3,
oot3,
ort3,
rin3,
rot3,
tin3,
ton3,
too3,
tor3,
2 letter words:
op4,
pi4,
go3,
in2,
it2,
no2,
oi2,
on2,
or2,
ti2,
to2,