5 letter words:
autos5,
iotas5,
ostia5,
stoai5,
4 letter words:
aits4,
auto4,
iota4,
oast4,
oats4,
oust4,
outs4,
sati4,
stoa4,
suit4,
taos4,
taus4,
tuis4,
utas4,
3 letter words:
aas3,
ais3,
ait3,
its3,
oat3,
out3,
sat3,
sau3,
sit3,
sot3,
sou3,
tao3,
tas3,
tau3,
tis3,
tui3,
uta3,
uts3,
2 letter words:
aa2,
ai2,
as2,
at2,
is2,
it2,
oi2,
os2,
si2,
so2,
ta2,
ti2,
to2,
us2,
ut2,