5 letter words:
zincy19,
zincs16,
4 letter words:
sizy16,
zinc15,
zins13,
fisc9,
sync9,
fins7,
yins7,
3 letter words:
fiz15,
zin12,
icy8,
fin6,
ifs6,
nys6,
sif6,
sny6,
syn6,
yin6,
cis5,
sic5,
ins3,
nis3,
sin3,
2 letter words:
fy8,
if5,
ny5,
in2,
is2,
si2,