8 letter words:
rubaboos12,
7 letter words:
rubaboo11,
6 letter words:
absorb10,
baboos10,
busbar10,
5 letter words:
baboo9,
babus9,
barbs9,
boobs9,
burbs9,
boars7,
boors7,
boras7,
broos7,
buras7,
bursa7,
4 letter words:
babu8,
barb8,
bobs8,
boob8,
bubo8,
bubs8,
burb8,
abos6,
arbs6,
bars6,
boar6,
boas6,
boor6,
boos6,
bora6,
bras6,
broo6,
bros6,
bura6,
burs6,
obas6,
orbs6,
robs6,
rubs6,
soba6,
sorb6,
suba6,
urbs6,
oars4,
osar4,
ours4,
soar4,
sora4,
sour4,
sura4,
ursa4,
3 letter words:
bob7,
bub7,
abo5,
abs5,
arb5,
bar5,
bas5,
boa5,
boo5,
bos5,
bra5,
bro5,
bur5,
bus5,
oba5,
orb5,
rob5,
rub5,
sab5,
sob5,
sub5,
urb5,
ars3,
oar3,
ora3,
ors3,
our3,
ras3,
sau3,
sou3,
2 letter words:
ab4,
ba4,
bo4,
ar2,
as2,
or2,
os2,
so2,
us2,