5 letter words:
zinco16,
bocci11,
conic9,
4 letter words:
zinc15,
zoic15,
cion6,
coin6,
coni6,
icon6,
3 letter words:
biz14,
coz14,
zin12,
cob7,
bin5,
bio5,
boi5,
bon5,
con5,
nib5,
nob5,
obi5,
ion3,
2 letter words:
zo11,
bi4,
bo4,
ob4,
in2,
io2,
no2,
oi2,
on2,