5 letter words:
wacko14,
acock13,
4 letter words:
zouk17,
wack13,
cock12,
dawk12,
dock11,
duck11,
wauk11,
kudo9,
coca8,
woad8,
coda7,
3 letter words:
coz14,
adz13,
azo12,
zoa12,
wok10,
caw8,
cow8,
dak8,
auk7,
daw7,
dow7,
koa7,
oak7,
oka7,
wad7,
wud7,
cad6,
cod6,
cud6,
doc6,
oca5,
ado4,
duo4,
oda4,
oud4,
udo4,
2 letter words:
za11,
ka6,
aw5,
ow5,
wo5,
ad3,
do3,
od3,