5 letter words:
santo5,
snoot5,
toons5,
4 letter words:
ants4,
naos4,
nota4,
oast4,
oats4,
onos4,
onto4,
oots4,
snot4,
soon4,
soot4,
stoa4,
tans4,
taos4,
tons4,
toon4,
3 letter words:
ant3,
noo3,
nos3,
not3,
oat3,
ono3,
ons3,
oot3,
sat3,
son3,
sot3,
tan3,
tao3,
tas3,
ton3,
too3,
2 letter words:
an2,
as2,
at2,
na2,
no2,
on2,
os2,
so2,
ta2,
to2,