5 letter words:
kukus13,
basks11,
bauks11,
busks11,
skuas9,
bussu7,
subas7,
4 letter words:
kaks12,
kuku12,
bask10,
bauk10,
busk10,
kabs10,
asks8,
auks8,
skas8,
skua8,
suks8,
bass6,
buss6,
sabs6,
suba6,
subs6,
susu4,
3 letter words:
kak11,
kab9,
ask7,
auk7,
kas7,
ska7,
suk7,
abs5,
bas5,
bus5,
sab5,
sub5,
ass3,
sau3,
sus3,
2 letter words:
ka6,
ab4,
ba4,
as2,
us2,