6 letter words:
faints9,
finito9,
fitnas9,
tifosi9,
isatin6,
5 letter words:
fains8,
faint8,
fanos8,
fasti8,
fatso8,
fiats8,
finis8,
finos8,
fitna8,
foins8,
foist8,
fonts8,
infos8,
naifs8,
snift8,
softa8,
antis5,
intis5,
iotas5,
natis5,
oints5,
ostia5,
saint5,
santo5,
satin5,
stain5,
stoai5,
tains5,
4 letter words:
fain7,
fano7,
fans7,
fast7,
fats7,
fiat7,
fini7,
fino7,
fins7,
fist7,
fits7,
foin7,
fons7,
font7,
info7,
naif7,
oafs7,
saft7,
sift7,
sofa7,
soft7,
ains4,
aits4,
anis4,
anti4,
ants4,
inia4,
inti4,
into4,
ions4,
iota4,
isit4,
isna4,
itas4,
naoi4,
naos4,
nats4,
nisi4,
nits4,
nota4,
oast4,
oats4,
oint4,
onst4,
sain4,
sant4,
sati4,
snit4,
snot4,
stoa4,
tain4,
tais4,
tans4,
taos4,
tins4,
tons4,
tosa4,
3 letter words:
aft6,
fan6,
fas6,
fat6,
fin6,
fit6,
fon6,
ifs6,
oaf6,
oft6,
sif6,
ain3,
ais3,
ait3,
ani3,
ant3,
ins3,
ion3,
ios3,
iso3,
ita3,
its3,
nas3,
nat3,
nis3,
nit3,
nos3,
not3,
oat3,
ons3,
sai3,
san3,
sat3,
sin3,
sit3,
son3,
sot3,
tai3,
tan3,
tao3,
tas3,
tin3,
tis3,
ton3,
2 letter words:
fa5,
if5,
of5,
ai2,
an2,
as2,
at2,
in2,
io2,
is2,
it2,
na2,
no2,
oi2,
on2,
os2,
si2,
so2,
st2,
ta2,
ti2,
to2,