5 letter words:
flour8,
fluor8,
furol8,
poilu7,
proul7,
4 letter words:
flip9,
flop9,
pfui9,
pouf9,
prof9,
filo7,
flir7,
flor7,
foil7,
foul7,
four7,
furl7,
rolf7,
lipo6,
loup6,
pirl6,
pour6,
puir6,
puli6,
puri6,
purl6,
roup6,
loir4,
lour4,
roil4,
roul4,
3 letter words:
fop8,
fil6,
fir6,
flu6,
for6,
fou6,
fro6,
fur6,
orf6,
rif6,
ufo6,
lip5,
lop5,
oup5,
pir5,
piu5,
plu5,
poi5,
pol5,
pro5,
pul5,
pur5,
rip5,
upo5,
urp5,
lor3,
lou3,
lur3,
oil3,
our3,
2 letter words:
if5,
of5,
op4,
pi4,
po4,
up4,
io2,
li2,
lo2,
oi2,
or2,
ou2,
ur2,