9 letter words:
bankbooks21,
8 letter words:
bankbook20,
7 letter words:
baboons11,
6 letter words:
bobaks14,
bosbok14,
kabobs14,
kobans12,
baboon10,
baboos10,
nabobs10,
5 letter words:
bobak13,
kabob13,
konks13,
kooks13,
skank13,
banks11,
boaks11,
bokos11,
bonks11,
books11,
knobs11,
koban11,
kobos11,
nabks11,
baboo9,
boabs9,
bobas9,
boobs9,
kaons9,
koans9,
nabob9,
nooks9,
sanko9,
snook9,
aboon7,
bason7,
boons7,
boson7,
4 letter words:
kaks12,
konk12,
kook12,
bank10,
bask10,
boak10,
boko10,
boks10,
bonk10,
book10,
bosk10,
kabs10,
knob10,
kobo10,
kobs10,
nabk10,
abbs8,
boab8,
boba8,
bobs8,
boob8,
kans8,
kaon8,
koan8,
koas8,
kons8,
nook8,
oaks8,
okas8,
sank8,
soak8,
sook8,
abos6,
bans6,
boas6,
bona6,
boon6,
boos6,
nabs6,
nobs6,
obas6,
obos6,
snab6,
snob6,
soba6,
naos4,
onos4,
oons4,
soon4,
3 letter words:
kak11,
bok9,
kab9,
kob9,
abb7,
ask7,
bob7,
kas7,
koa7,
kon7,
kos7,
oak7,
oka7,
ska7,
abo5,
abs5,
ban5,
bas5,
boa5,
bon5,
boo5,
bos5,
nab5,
nob5,
oba5,
obo5,
obs5,
sab5,
sob5,
nas3,
noo3,
nos3,
ono3,
ons3,
oon3,
oos3,
san3,
son3,
2 letter words:
ka6,
ko6,
ab4,
ba4,
bo4,
ob4,
an2,
as2,
na2,
no2,
on2,
oo2,
os2,
so2,