7 letter words:
infants10,
instars7,
isatins7,
raisins7,
santirs7,
strains7,
6 letter words:
afrits9,
faints9,
firsts9,
infant9,
snarfs9,
insist6,
instar6,
isatin6,
raisin6,
saints6,
santir6,
sarins6,
satins6,
sistra6,
sitars6,
stains6,
stairs6,
strain6,
trains6,
5 letter words:
afrit8,
faint8,
fairs8,
farts8,
fasts8,
fiars8,
fiats8,
finis8,
firns8,
first8,
fists8,
frass8,
frats8,
frits8,
infra8,
naifs8,
rafts8,
rifts8,
sifts8,
snarf8,
airns5,
airts5,
antis5,
arsis5,
astir5,
intis5,
naris5,
rains5,
ranis5,
rants5,
riant5,
sains5,
saint5,
sarin5,
saris5,
sasin5,
satin5,
satis5,
sitar5,
snits5,
stain5,
stair5,
stars5,
stirs5,
stria5,
tains5,
tarns5,
tarsi5,
train5,
trans5,
trass5,
tsars5,
4 letter words:
arfs7,
fain7,
fair7,
fans7,
fart7,
fast7,
fats7,
fiar7,
fiat7,
fins7,
firn7,
firs7,
fist7,
fits7,
frat7,
frit7,
naif7,
raft7,
rifs7,
rift7,
sift7,
ains4,
airn4,
airs4,
airt4,
aits4,
anis4,
anti4,
ants4,
arts4,
inia4,
inns4,
inti4,
iris4,
nans4,
nisi4,
nits4,
rain4,
rais4,
rani4,
rant4,
rats4,
rias4,
rins4,
sain4,
sans4,
sari4,
sati4,
sins4,
sirs4,
sits4,
snit4,
sris4,
star4,
stir4,
tain4,
tans4,
tarn4,
tars4,
tass4,
tins4,
tsar4,
3 letter words:
aft6,
arf6,
fan6,
far6,
fas6,
fat6,
fin6,
fir6,
fit6,
ifs6,
rif6,
ain3,
air3,
ais3,
ait3,
ani3,
ant3,
ars3,
art3,
ass3,
inn3,
ins3,
its3,
nan3,
nit3,
rai3,
ran3,
ras3,
rat3,
ria3,
rin3,
sat3,
sin3,
sir3,
sis3,
sit3,
sri3,
tan3,
tar3,
tas3,
tin3,
tis3,
2 letter words:
fa5,
if5,
ai2,
an2,
ar2,
as2,
at2,
in2,
is2,
it2,
na2,
si2,
ta2,
ti2,