8 letter words:
textbook21,
6 letter words:
betook12,
5 letter words:
ebook11,
4 letter words:
text11,
book10,
kobo10,
keto8,
koto8,
toke8,
took8,
boot6,
bott6,
oboe6,
otto4,
toot4,
tote4,
3 letter words:
kex14,
box12,
oxo10,
kob9,
oke7,
bet5,
boo5,
bot5,
obe5,
oot3,
tet3,
toe3,
too3,
tot3,
2 letter words:
ex9,
ox9,
be4,
bo4,
et2,
oe2,
to2,