6 letter words:
outadd8,
5 letter words:
otaku9,
4 letter words:
douk9,
duka9,
kudo9,
atok8,
kuta8,
okta8,
touk8,
dado6,
daud6,
duad6,
dato5,
daut5,
doat5,
dout5,
toad5,
auto4,
3 letter words:
dak8,
auk7,
kat7,
koa7,
oak7,
oka7,
ouk7,
tak7,
add5,
dad5,
dod5,
dud5,
odd5,
ado4,
dot4,
duo4,
oda4,
oud4,
tad4,
tod4,
udo4,
oat3,
out3,
tao3,
tau3,
uta3,
2 letter words:
ka6,
ko6,
ad3,
da3,
do3,
od3,
at2,
ou2,
ta2,
to2,
ut2,