5 letter words:
fizzy29,
4 letter words:
fizz25,
fozy19,
cozy18,
zoic15,
coky13,
icky13,
yock13,
bock12,
coif9,
fico9,
foci9,
3 letter words:
fiz15,
biz14,
coz14,
kif10,
yok10,
foy9,
ick9,
kob9,
boy8,
coy8,
fib8,
fob8,
icy8,
yob8,
cob7,
koi7,
bio5,
obi5,
2 letter words:
by7,
ki6,
if5,
of5,
oy5,
yo5,
bi4,
bo4,
oi2,