5 letter words:
spitz16,
zitis14,
tipis7,
4 letter words:
zips15,
zigs14,
ziti13,
zits13,
gips7,
pigs7,
pits6,
spit6,
tipi6,
tips6,
gist5,
gits5,
3 letter words:
zip14,
zig13,
zit12,
gip6,
pig6,
pis5,
pit5,
psi5,
pst5,
sip5,
tip5,
git4,
its3,
sit3,
tis3,
2 letter words:
pi4,
is2,
it2,
si2,
ti2,