4 letter words:
ikon8,
kiln8,
kilo8,
kino8,
kolo8,
link8,
look8,
nook8,
oink8,
lino4,
lion4,
loin4,
loon4,
noil4,
nolo4,
olio4,
3 letter words:
ilk7,
ink7,
kin7,
koi7,
kon7,
oik7,
ion3,
lin3,
loo3,
nil3,
noo3,
oil3,
ono3,
oon3,
2 letter words:
ki6,
ko6,
in2,
io2,
li2,
lo2,
no2,
oi2,
on2,
oo2,