5 letter words:
kukus13,
bouks11,
4 letter words:
kuku12,
kows11,
woks11,
boks10,
bosk10,
bouk10,
busk10,
kobs10,
bows9,
swob9,
ouks8,
souk8,
3 letter words:
kow10,
wok10,
bok9,
kob9,
bow8,
kos7,
ouk7,
suk7,
sow6,
wos6,
wus6,
bos5,
bus5,
obs5,
sob5,
sub5,
ous3,
sou3,
2 letter words:
ko6,
ow5,
wo5,
bo4,
ob4,
os2,
ou2,
so2,
us2,