5 letter words:
start5,
strut5,
sturt5,
sutra5,
sutta5,
tarts5,
tauts5,
trust5,
4 letter words:
arts4,
rats4,
rust4,
ruts4,
star4,
stat4,
sura4,
tars4,
tart4,
tats4,
taus4,
taut4,
tsar4,
tuts4,
ursa4,
utas4,
3 letter words:
ars3,
art3,
att3,
ras3,
rat3,
rut3,
sat3,
sau3,
tar3,
tas3,
tat3,
tau3,
tut3,
uta3,
uts3,
2 letter words:
ar2,
as2,
at2,
ta2,
us2,
ut2,