5 letter words:
cissy10,
cysts10,
cists7,
4 letter words:
sizy16,
sitz13,
zits13,
city9,
cyst9,
cist6,
cits6,
sics6,
tics6,
sist4,
sits4,
3 letter words:
zit12,
icy8,
sty6,
cis5,
cit5,
sic5,
tic5,
its3,
sis3,
sit3,
tis3,
2 letter words:
is2,
it2,
si2,
st2,
ti2,