6 letter words:
lookup12,
5 letter words:
bloop9,
4 letter words:
zouk17,
bozo15,
ouzo13,
book10,
bulk10,
kobo10,
kolo8,
look8,
bolo6,
lobo6,
loop6,
loup6,
obol6,
polo6,
pool6,
3 letter words:
zoo12,
kob9,
kop9,
bop7,
pub7,
boo5,
lob5,
lop5,
pol5,
poo5,
pul5,
upo5,
loo3,
2 letter words:
bo4,
op4,
up4,
lo2,