9 letter words:
antitoxin16,
6 letter words:
nontax13,
anoint6,
nation6,
titian6,
5 letter words:
axion12,
taxon12,
toxin12,
anion5,
inion5,
niton5,
taint5,
tanto5,
titan5,
4 letter words:
axon11,
ixia11,
taxi11,
anon4,
anti4,
inia4,
inti4,
into4,
iota4,
naoi4,
nona4,
nota4,
tain4,
tint4,
titi4,
toit4,
3 letter words:
nix10,
tax10,
ain3,
ait3,
ani3,
ant3,
att3,
inn3,
ion3,
nan3,
nit3,
not3,
oat3,
tan3,
tao3,
tat3,
tin3,
tit3,
ton3,
tot3,
2 letter words:
ax9,
ox9,
xi9,
ai2,
an2,
at2,
in2,
it2,
na2,
no2,
oi2,
on2,
ta2,
ti2,
to2,