5 letter words:
kibbi13,
kotow12,
bigot8,
4 letter words:
gowk12,
kiwi11,
book10,
kobo10,
gook9,
boob8,
koto8,
tiki8,
took8,
twig8,
biog7,
gobo7,
boot6,
obit6,
3 letter words:
wok10,
kob9,
bow8,
bib7,
bob7,
kit7,
koi7,
wig7,
wog7,
big6,
bog6,
gib6,
gob6,
tow6,
two6,
wit6,
woo6,
wot6,
bio5,
bit5,
boo5,
bot5,
obi5,
git4,
goo4,
got4,
tog4,
oot3,
too3,
2 letter words:
ki6,
ow5,
wo5,
bi4,
bo4,
go3,
it2,
oi2,
ti2,
to2,