5 letter words:
frack14,
drack12,
furca10,
faurd9,
fraud9,
kauru9,
4 letter words:
fuck13,
dack11,
duck11,
cark10,
cauk10,
rack10,
ruck10,
cauf9,
curf9,
dark9,
duka9,
kudu9,
fard8,
kuru8,
raku8,
card7,
crud7,
curd7,
drac7,
faur7,
frau7,
daur5,
duar5,
dura5,
3 letter words:
kaf10,
dak8,
ark7,
auk7,
fad7,
fud7,
arf6,
auf6,
cad6,
cud6,
far6,
fra6,
fur6,
arc5,
car5,
cru5,
cur5,
ruc5,
ard4,
rad4,
rud4,
urd4,
2 letter words:
ka6,
fa5,
ad3,
da3,
ar2,
ur2,