6 letter words:
isthmi11,
mishit11,
5 letter words:
smith10,
mitis7,
4 letter words:
hims9,
shim9,
hist7,
hits7,
shit7,
sith7,
this7,
mist6,
smit6,
3 letter words:
him8,
his6,
hit6,
ism5,
mis5,
sim5,
its3,
sit3,
tis3,
2 letter words:
hm7,
hi5,
sh5,
mi4,
is2,
it2,
si2,
ti2,