6 letter words:
snirts6,
5 letter words:
snirt5,
snits5,
stirs5,
trins5,
4 letter words:
nits4,
rins4,
rits4,
sins4,
sirs4,
sist4,
sits4,
snit4,
sris4,
stir4,
tins4,
trin4,
3 letter words:
ins3,
its3,
nis3,
nit3,
rin3,
rit3,
sin3,
sir3,
sis3,
sit3,
sri3,
tin3,
tis3,
2 letter words:
in2,
is2,
it2,
si2,
st2,
ti2,
