9 letter words:
motorboat13,
obturator11,
7 letter words:
barroom11,
tambour11,
outroar7,
outroot7,
rotator7,
6 letter words:
bottom10,
tambur10,
arbour8,
armour8,
mortar8,
outbar8,
rubato8,
tabour8,
tomato8,
turbot8,
orator6,
tooart6,
5 letter words:
bromo9,
broom9,
rumba9,
rumbo9,
umbra9,
abort7,
about7,
amort7,
amour7,
arbor7,
armor7,
barro7,
battu7,
boart7,
buroo7,
burro7,
maror7,
morat7,
morra7,
morro7,
motor7,
motto7,
murra7,
robot7,
rumor7,
taboo7,
tabor7,
tubar7,
tumor7,
turbo7,
ottar5,
outro5,
ratoo5,
rotor5,
tarot5,
tatou5,
torot5,
torta5,
troat5,
trout5,
tuart5,
tutor5,
4 letter words:
ambo8,
barm8,
boma8,
boom8,
borm8,
ombu8,
tomb8,
umbo8,
abut6,
arum6,
atom6,
batt6,
baur6,
boar6,
boat6,
boor6,
boot6,
bora6,
bort6,
bota6,
bott6,
bout6,
brat6,
broo6,
brut6,
buat6,
bura6,
burr6,
butt6,
mart6,
matt6,
maut6,
moat6,
moor6,
moot6,
mora6,
mort6,
mott6,
motu6,
mura6,
murr6,
mutt6,
ouma6,
roam6,
roma6,
room6,
roum6,
tabu6,
tomo6,
toom6,
tram6,
tuba6,
turm6,
auto4,
orra4,
otto4,
rato4,
ratu4,
roar4,
root4,
rort4,
rota4,
roto4,
rout4,
taro4,
tart4,
tatu4,
taut4,
toot4,
tora4,
toro4,
torr4,
tort4,
tour4,
tout4,
trat4,
trot4,
urao4,
3 letter words:
bam7,
bum7,
mob7,
abo5,
amu5,
arb5,
arm5,
bar5,
bat5,
boa5,
boo5,
bor5,
bot5,
bra5,
bro5,
brr5,
bru5,
bur5,
but5,
mar5,
mat5,
moa5,
moo5,
mor5,
mot5,
mou5,
mut5,
oba5,
obo5,
oom5,
orb5,
ram5,
rob5,
rom5,
rub5,
rum5,
tab5,
tam5,
tom5,
tub5,
tum5,
urb5,
art3,
att3,
oar3,
oat3,
oor3,
oot3,
ora3,
ort3,
our3,
out3,
rat3,
roo3,
rot3,
rut3,
tao3,
tar3,
tat3,
tau3,
too3,
tor3,
tot3,
tut3,
uta3,
2 letter words:
ab4,
am4,
ba4,
bo4,
ma4,
mo4,
mu4,
ob4,
om4,
um4,
ar2,
at2,
oo2,
or2,
ou2,
ta2,
to2,
ur2,
ut2,