7 letter words:
prolong10,
polaron9,
6 letter words:
apolog9,
prolog9,
prolan8,
gooral7,
lagoon7,
5 letter words:
galop8,
gloop8,
pargo8,
plong8,
ponga8,
pongo8,
prang8,
prong8,
apron7,
napoo7,
nopal7,
orlop7,
paolo7,
parol7,
polar7,
poral7,
porno7,
agloo6,
algor6,
along6,
anglo6,
argol6,
argon6,
gnarl6,
goral6,
groan6,
largo6,
logan6,
logon6,
longa6,
nagor6,
orang6,
organ6,
rolag6,
loran5,
orlon5,
4 letter words:
gapo7,
glop7,
golp7,
goop7,
gorp7,
pang7,
pogo7,
pong7,
prog7,
loop6,
noop6,
opal6,
plan6,
polo6,
pool6,
poon6,
poor6,
porn6,
prao6,
proa6,
proo6,
roop6,
agon5,
gaol5,
gnar5,
goal5,
gool5,
goon5,
goor5,
gora5,
gran5,
lang5,
logo5,
long5,
rang5,
rong5,
larn4,
loan4,
loon4,
loor4,
lorn4,
nolo4,
oral4,
roan4,
roon4,
3 letter words:
gap6,
alp5,
apo5,
lap5,
lop5,
nap5,
oop5,
pal5,
pan5,
par5,
poa5,
pol5,
poo5,
pro5,
rap5,
ago4,
gal4,
gan4,
gar4,
goa4,
gon4,
goo4,
gor4,
lag4,
log4,
nag4,
nog4,
rag4,
lar3,
loo3,
lor3,
noo3,
nor3,
oar3,
ono3,
oon3,
oor3,
ora3,
ran3,
roo3,
2 letter words:
op4,
pa4,
po4,
ag3,
go3,
al2,
an2,
ar2,
la2,
lo2,
na2,
no2,
on2,
oo2,
or2,