7 letter words:
bosboks15,
6 letter words:
bosbok14,
5 letter words:
bokos11,
books11,
bosks11,
kobos11,
boobs9,
sooks9,
4 letter words:
boko10,
boks10,
book10,
bosk10,
kobo10,
kobs10,
bobs8,
boob8,
koss8,
sook8,
boos6,
boss6,
obos6,
sobs6,
3 letter words:
bok9,
kob9,
bob7,
kos7,
boo5,
bos5,
obo5,
obs5,
sob5,
oos3,
sos3,
2 letter words:
ko6,
bo4,
ob4,
oo2,
os2,
so2,