4 letter words:
fink11,
kaif11,
bank10,
akin8,
kain8,
kina8,
fain7,
naif7,
bani6,
inia4,
3 letter words:
kaf10,
kif10,
kab9,
fab8,
fib8,
ink7,
kin7,
fan6,
fin6,
ban5,
bin5,
nab5,
nib5,
ain3,
ani3,
2 letter words:
ka6,
ki6,
fa5,
if5,
ab4,
ba4,
bi4,
ai2,
an2,
in2,
na2,