5 letter words:
frock14,
croak11,
4 letter words:
zouk17,
zarf16,
czar15,
fuck13,
fork11,
cark10,
cork10,
rack10,
rock10,
ruck10,
corf9,
curf9,
kora8,
okra8,
raku8,
faro7,
fora7,
four7,
arco6,
orca6,
3 letter words:
coz14,
azo12,
zoa12,
kaf10,
ark7,
auk7,
koa7,
kor7,
oak7,
oka7,
arf6,
far6,
for6,
fou6,
fro6,
fur6,
oaf6,
arc5,
car5,
cor5,
cru5,
cur5,
oca5,
orc5,
roc5,
oar3,
ora3,
our3,
2 letter words:
za11,
ka6,
fa5,
of5,
ar2,
or2,