4 letter words:
azon13,
nazi13,
zona13,
zoon13,
fain7,
fano7,
fino7,
foin7,
info7,
naif7,
naoi4,
3 letter words:
fiz15,
azo12,
zin12,
zoa12,
zoo12,
fan6,
fin6,
fon6,
oaf6,
oof6,
ain3,
ani3,
ion3,
noo3,
ono3,
oon3,
2 letter words:
za11,
zo11,
fa5,
if5,
of5,
ai2,
an2,
in2,
io2,
na2,
no2,
oi2,
on2,
oo2,