8 letter words:
subtract12,
6 letter words:
bracts10,
sacbut10,
tracts8,
5 letter words:
bract9,
carbs9,
crabs9,
curbs9,
scrub9,
scuba9,
abuts7,
arcus7,
batts7,
battu7,
brats7,
bruts7,
buras7,
bursa7,
burst7,
butts7,
carts7,
crust7,
curst7,
scart7,
scatt7,
scaur7,
scuta7,
tabus7,
tacts7,
tract7,
tsuba7,
tubas7,
start5,
strut5,
sturt5,
sutra5,
sutta5,
tarts5,
tauts5,
trust5,
4 letter words:
cabs8,
carb8,
crab8,
cubs8,
curb8,
scab8,
abut6,
acts6,
arbs6,
arcs6,
bars6,
bast6,
bats6,
batt6,
bras6,
brat6,
brut6,
bura6,
burs6,
bust6,
buts6,
butt6,
cars6,
cart6,
cast6,
cats6,
crus6,
curs6,
curt6,
cuts6,
rubs6,
scar6,
scat6,
scut6,
stab6,
stub6,
suba6,
tabs6,
tabu6,
tact6,
tuba6,
tubs6,
urbs6,
arts4,
rats4,
rust4,
ruts4,
star4,
stat4,
sura4,
tars4,
tart4,
tats4,
taus4,
taut4,
tsar4,
tuts4,
ursa4,
utas4,
3 letter words:
cab7,
cub7,
abs5,
act5,
arb5,
arc5,
bar5,
bas5,
bat5,
bra5,
bur5,
bus5,
but5,
car5,
cat5,
cru5,
cur5,
cut5,
rub5,
sab5,
sac5,
sub5,
tab5,
tub5,
urb5,
ars3,
art3,
att3,
ras3,
rat3,
rut3,
sat3,
sau3,
tar3,
tas3,
tat3,
tau3,
tut3,
uta3,
uts3,
2 letter words:
ab4,
ba4,
ar2,
as2,
at2,
ta2,
us2,
ut2,