10 letter words:
bitterroot12,
7 letter words:
orbiter9,
rootier7,
trotter7,
6 letter words:
bettor8,
bitter8,
bootie8,
orbier8,
reboot8,
retort6,
rioter6,
ritter6,
rooter6,
rotter6,
territ6,
titter6,
tooter6,
torero6,
totter6,
triter6,
5 letter words:
biter7,
boite7,
borer7,
brier7,
britt7,
orbit7,
robot7,
tribe7,
oorie5,
otter5,
retro5,
rotor5,
rotte5,
tetri5,
titer5,
titre5,
torot5,
torte5,
toter5,
trier5,
trite5,
4 letter words:
bier6,
biro6,
birr6,
bite6,
bitt6,
boor6,
boot6,
bore6,
bort6,
bott6,
brie6,
brio6,
brit6,
broo6,
obit6,
oboe6,
robe6,
otto4,
riot4,
rite4,
root4,
rote4,
roti4,
roto4,
tier4,
tire4,
tiro4,
toit4,
toot4,
tore4,
tori4,
toro4,
torr4,
tort4,
tote4,
tret4,
trio4,
trot4,
3 letter words:
bet5,
bio5,
bit5,
boo5,
bot5,
bro5,
brr5,
obe5,
obi5,
orb5,
reb5,
rib5,
rob5,
err3,
ire3,
oot3,
ore3,
ort3,
rei3,
ret3,
roe3,
rot3,
tet3,
tie3,
tit3,
toe3,
too3,
tor3,
tot3,
2 letter words:
be4,
bi4,
bo4,
er2,
et2,
it2,
oe2,
oi2,
or2,
re2,
ti2,
to2,