12 letter words:
inactivation17,
vaticination17,
10 letter words:
activation15,
cavitation15,
invitation13,
incitation12,
9 letter words:
vitiation12,
nicotiana11,
nictation11,
8 letter words:
vacation13,
aviation11,
nivation11,
actinian10,
citation10,
inaction10,
incitant10,
nicotian10,
natation8,
7 letter words:
aviatic12,
avionic12,
viatica12,
actinia9,
actinon9,
anionic9,
cantina9,
cantion9,
contain9,
nicotin9,
taction9,
titanic9,
annatto7,
notitia7,
titania7,
6 letter words:
atavic11,
incavi11,
incavo11,
vacant11,
viatic11,
avanti9,
ottava9,
actant8,
action8,
atocia8,
atonic8,
cannot8,
canton8,
cation8,
coaita8,
incant8,
intact8,
niacin8,
octant8,
otitic8,
tannic8,
anatto6,
anoint6,
atonia6,
attain6,
naiant6,
natant6,
nation6,
titian6,
tonant6,
5 letter words:
covin10,
vatic10,
vinca10,
vinic10,
avant8,
avian8,
avion8,
vitta8,
acini7,
actin7,
acton7,
ancon7,
antic7,
attic7,
canna7,
canon7,
canto7,
coati7,
conia7,
conin7,
cotan7,
cotta7,
ionic7,
octan7,
ontic7,
tacan7,
tacit7,
tinct7,
tonic7,
anion5,
annat5,
inion5,
niton5,
noint5,
taint5,
tanna5,
tanti5,
tanto5,
titan5,
4 letter words:
cava9,
nova7,
tava7,
vain7,
vant7,
vina7,
vino7,
vint7,
vita7,
acai6,
acta6,
atoc6,
cain6,
cann6,
cant6,
ciao6,
cion6,
cito6,
coat6,
coin6,
coit6,
coni6,
conn6,
cott6,
icon6,
octa6,
otic6,
taco6,
tact6,
anan4,
anna4,
anno4,
anoa4,
anon4,
anta4,
anti4,
inia4,
inti4,
into4,
iota4,
naan4,
nain4,
nana4,
naoi4,
nona4,
noni4,
nota4,
nott4,
oint4,
tain4,
tait4,
tana4,
tint4,
titi4,
toit4,
3 letter words:
vac8,
ava6,
avo6,
ova6,
tav6,
van6,
vat6,
via6,
vin6,
act5,
caa5,
can5,
cat5,
cit5,
con5,
cot5,
oca5,
tic5,
toc5,
aia3,
ain3,
ait3,
ana3,
ani3,
ann3,
ant3,
att3,
inn3,
ion3,
ita3,
nan3,
nat3,
nit3,
non3,
not3,
oat3,
tai3,
tan3,
tao3,
tat3,
tin3,
tit3,
ton3,
tot3,
2 letter words:
aa2,
ai2,
an2,
at2,
in2,
io2,
it2,
na2,
no2,
oi2,
on2,
ta2,
ti2,
to2,
