7 letter words:
floruit10,
6 letter words:
fibril11,
firlot9,
tufoli9,
brulot8,
buriti8,
toruli6,
5 letter words:
fibro10,
flirt8,
flour8,
flout8,
fluor8,
fruit8,
furol8,
bitou7,
blurt7,
boult7,
broil7,
bruit7,
built7,
libri7,
obiit7,
orbit7,
oribi7,
oubit7,
turbo7,
lirot5,
torii5,
triol5,
4 letter words:
bufo9,
flub9,
forb9,
frib9,
filo7,
flir7,
flit7,
flor7,
foil7,
fort7,
foul7,
four7,
frit7,
furl7,
lift7,
loft7,
rift7,
rolf7,
tofu7,
turf7,
birl6,
biro6,
bito6,
blot6,
blur6,
boil6,
bolt6,
bort6,
bout6,
brio6,
brit6,
brut6,
burl6,
lobi6,
obit6,
liri4,
litu4,
loir4,
loti4,
lour4,
lout4,
luit4,
riot4,
roil4,
roti4,
rotl4,
roul4,
rout4,
tirl4,
tiro4,
toil4,
tolu4,
tori4,
tour4,
trio4,
3 letter words:
fib8,
fob8,
fub8,
fil6,
fir6,
fit6,
flu6,
for6,
fou6,
fro6,
fur6,
oft6,
orf6,
rif6,
ufo6,
bio5,
bit5,
boi5,
bor5,
bot5,
bro5,
bru5,
bur5,
but5,
lib5,
lob5,
obi5,
orb5,
rib5,
rob5,
rub5,
tub5,
urb5,
lit3,
lor3,
lot3,
lou3,
lur3,
oil3,
ort3,
our3,
out3,
rit3,
rot3,
rut3,
til3,
tor3,
tui3,
2 letter words:
if5,
of5,
bi4,
bo4,
ob4,
io2,
it2,
li2,
lo2,
oi2,
or2,
ou2,
ti2,
to2,
ur2,
ut2,