5 letter words:
inane5,
4 letter words:
fain7,
fane7,
fine7,
naif7,
neif7,
inia4,
nene4,
nine4,
3 letter words:
fan6,
fee6,
fen6,
fie6,
fin6,
ain3,
ane3,
ani3,
inn3,
nae3,
nan3,
nee3,
2 letter words:
ef5,
fa5,
fe5,
if5,
ae2,
ai2,
an2,
en2,
in2,
na2,
ne2,