5 letter words:
abort7,
boart7,
robot7,
taboo7,
tabor7,
ottar5,
tarot5,
torot5,
torta5,
4 letter words:
batt6,
boar6,
boat6,
boor6,
boot6,
bora6,
bort6,
bota6,
bott6,
brat6,
broo6,
otto4,
rato4,
root4,
rota4,
roto4,
taro4,
tart4,
toot4,
tora4,
toro4,
tort4,
trot4,
3 letter words:
abo5,
arb5,
bar5,
bat5,
boa5,
boo5,
bot5,
bra5,
bro5,
oba5,
orb5,
rob5,
tab5,
art3,
att3,
oar3,
oat3,
oot3,
ora3,
ort3,
rat3,
rot3,
tao3,
tar3,
tat3,
too3,
tor3,
tot3,
2 letter words:
ab4,
ba4,
bo4,
ar2,
at2,
or2,
ta2,
to2,