5 letter words:
ficin10,
finca10,
faint8,
acini7,
actin7,
antic7,
4 letter words:
fact9,
fain7,
fiat7,
naif7,
cain6,
cant6,
anti4,
inia4,
inti4,
tain4,
3 letter words:
aft6,
fan6,
fat6,
fin6,
fit6,
act5,
can5,
cat5,
tic5,
ain3,
ait3,
ani3,
ant3,
nit3,
tan3,
tin3,
2 letter words:
fa5,
if5,
ai2,
an2,
at2,
in2,
it2,
na2,
ta2,
ti2,