6 letter words:
kibosh15,
4 letter words:
khis11,
bisk10,
bosk10,
kobs10,
bosh9,
hobs9,
kois8,
bios6,
obis6,
3 letter words:
khi10,
kob9,
hob8,
kis7,
koi7,
kos7,
ski7,
his6,
hos6,
ohs6,
bio5,
bis5,
bos5,
obi5,
sib5,
sob5,
2 letter words:
ki6,
hi5,
ho5,
oh5,
sh5,
bi4,
bo4,
is2,
oi2,
os2,
si2,
so2,