6 letter words:
prolog9,
5 letter words:
proof10,
forgo9,
fugio9,
floor8,
flour8,
fluor8,
folio8,
group8,
pirog8,
orlop7,
poilu7,
polio7,
poori7,
guiro6,
igloo6,
logoi6,
4 letter words:
flip9,
flop9,
pfui9,
poof9,
pouf9,
prof9,
flog8,
frig8,
frog8,
frug8,
golf8,
goof8,
gulf8,
filo7,
flir7,
foil7,
fool7,
foul7,
four7,
furl7,
glop7,
goop7,
gorp7,
grip7,
gulp7,
loof7,
plug7,
prig7,
prog7,
rolf7,
roof7,
loop6,
loup6,
polo6,
pool6,
poor6,
pour6,
puli6,
puri6,
purl6,
roup6,
girl5,
giro5,
iglu5,
logo5,
lour4,
olio4,
roil4,
3 letter words:
fop8,
fig7,
fog7,
fug7,
fil6,
fir6,
flu6,
for6,
fou6,
fro6,
fur6,
gip6,
pig6,
pug6,
rif6,
lip5,
lop5,
piu5,
poi5,
pol5,
poo5,
pro5,
pul5,
pur5,
rip5,
upo5,
urp5,
goo4,
gor4,
gul4,
log4,
lug4,
rig4,
rug4,
loo3,
oil3,
our3,
2 letter words:
if5,
of5,
op4,
pi4,
up4,
go3,
li2,
lo2,
oi2,
or2,