4 letter words:
czar15,
kaka12,
duck11,
cark10,
rack10,
ruck10,
dark9,
arak8,
raku8,
card7,
crud7,
curd7,
dura5,
aura4,
3 letter words:
adz13,
dak8,
ark7,
auk7,
cad6,
cud6,
arc5,
car5,
cru5,
cur5,
rad4,
urd4,
2 letter words:
za11,
ka6,
ad3,
aa2,
ar2,