5 letter words:
fluid9,
4 letter words:
folk11,
kufi11,
kudo9,
kudu9,
fido8,
fold8,
kilo8,
filo7,
foil7,
foul7,
diol5,
idol5,
lido5,
loid5,
loud5,
3 letter words:
kif10,
kid8,
dif7,
fid7,
fud7,
ilk7,
koi7,
fil6,
flu6,
fou6,
dol4,
dui4,
duo4,
lid4,
old4,
oud4,
udo4,
oil3,
ulu3,
2 letter words:
ki6,
if5,
of5,
do3,
id3,
od3,
li2,
lo2,
oi2,