5 letter words:
iotas5,
oasis5,
oasts5,
ossia5,
ostia5,
satis5,
stoai5,
stoas5,
4 letter words:
aits4,
iota4,
oast4,
oats4,
ossa4,
sati4,
sits4,
sots4,
stoa4,
taos4,
tass4,
toss4,
3 letter words:
ais3,
ait3,
ass3,
its3,
oat3,
sat3,
sis3,
sit3,
sos3,
sot3,
tao3,
tas3,
tis3,
2 letter words:
ai2,
as2,
at2,
is2,
it2,
oi2,
os2,
si2,
so2,
ta2,
ti2,
to2,