9 letter words:
nonextant16,
6 letter words:
extant13,
nontax13,
attone6,
nonane6,
notate6,
tenant6,
tonant6,
5 letter words:
annex12,
axone12,
taxon12,
xenon12,
anent5,
atone5,
nonet5,
oaten5,
tanto5,
tenno5,
tenon5,
tonne5,
4 letter words:
axon11,
exon11,
next11,
oxen11,
text11,
aeon4,
anno4,
anon4,
ante4,
eoan4,
etat4,
etna4,
nane4,
neat4,
neon4,
nett4,
nona4,
none4,
nota4,
note4,
nott4,
tane4,
tate4,
teat4,
tent4,
toea4,
tone4,
tote4,
3 letter words:
axe10,
exo10,
nox10,
tax10,
tex10,
ane3,
ann3,
ant3,
ate3,
att3,
ean3,
eat3,
eon3,
eta3,
nae3,
nan3,
nat3,
net3,
non3,
not3,
oat3,
one3,
tae3,
tan3,
tao3,
tat3,
tea3,
ten3,
tet3,
toe3,
ton3,
tot3,
2 letter words:
ax9,
ex9,
ox9,
ae2,
an2,
at2,
ea2,
en2,
et2,
na2,
ne2,
no2,
oe2,
on2,
ta2,
te2,
to2,