8 letter words:
overboot13,
6 letter words:
obvert11,
reboot8,
5 letter words:
bevor10,
overt8,
trove8,
voter8,
robot7,
4 letter words:
verb9,
over7,
rove7,
vert7,
veto7,
vote7,
vrot7,
boet6,
boor6,
boot6,
bore6,
bort6,
broo6,
oboe6,
robe6,
root4,
rote4,
roto4,
tore4,
toro4,
3 letter words:
evo6,
rev6,
vet6,
voe6,
vor6,
bet5,
boo5,
bor5,
bot5,
bro5,
obe5,
obo5,
orb5,
reb5,
rob5,
oor3,
oot3,
ore3,
ort3,
reo3,
ret3,
roe3,
roo3,
rot3,
toe3,
too3,
tor3,
2 letter words:
be4,
bo4,
ob4,
er2,
et2,
oe2,
oo2,
or2,
re2,
te2,
to2,