4 letter words:
friz16,
zoic15,
orzo13,
zori13,
frow10,
woof10,
coif9,
coof9,
corf9,
crow9,
fico9,
foci9,
roof7,
coir6,
3 letter words:
fiz15,
wiz15,
coz14,
zoo12,
cow8,
fir6,
for6,
fro6,
rif6,
row6,
woo6,
coo5,
cor5,
orc5,
roc5,
2 letter words:
if5,
of5,
ow5,
wo5,
oi2,
or2,