5 letter words:
batts7,
brats7,
start5,
tarts5,
4 letter words:
arbs6,
bars6,
bast6,
bats6,
batt6,
bras6,
brat6,
stab6,
tabs6,
arts4,
rats4,
star4,
stat4,
tars4,
tart4,
tats4,
tsar4,
3 letter words:
abs5,
arb5,
bar5,
bas5,
bat5,
bra5,
sab5,
tab5,
ars3,
art3,
att3,
ras3,
rat3,
sat3,
tar3,
tas3,
tat3,
2 letter words:
ab4,
ba4,
ar2,
as2,
at2,
ta2,