5 letter words:
kiwis12,
4 letter words:
kiwi11,
woks11,
bisk10,
bosk10,
kobs10,
bows9,
swob9,
kois8,
iwis7,
bios6,
ibis6,
obis6,
3 letter words:
wiz15,
biz14,
wok10,
kob9,
bow8,
kis7,
koi7,
kos7,
ski7,
sow6,
wis6,
wos6,
bio5,
bis5,
bos5,
obi5,
sib5,
sob5,
2 letter words:
ki6,
ow5,
wo5,
bi4,
bo4,
is2,
oi2,
os2,
si2,
so2,