12 Letter Words Ending in IAN

Making a list of 12 letter words that end in IAN was so easy for us, we decided to eat a sandwich while you perused the list. We're so confident that these words that end in IAN and 12 letter words are all top-tier, we even did the dishes, too. Don't forget to look at 12 letter words that start with IAN and all the 12 letter words with IAN — we need a bathroom break.

12 letter words
aesthetician
antediluvian
antemeridian
archosaurian
bacchanalian
biometrician
cancellarian
cantharidian
celibatarian
chondrostian
consistorian
cryptogamian
dialectician
diprionidian
doctrinarian
dodecagynian
ephemeridian
episcopalian
epistolarian
equalitarian
fustillirian
futilitarian
geometrician
geriatrician
gladiatorian
hereditarian
heteroousian
hippocrepian
humanitarian
hypophrygian
labyrinthian
machiavelian
majoritarian
marsupialian
monodelphian
nonagenarian
nonlibrarian
nonmammalian
nonphysician
nonsectarian
nothingarian
obstetrician
octogenarian
onomastician
paradoxidian
parkinsonian
pediatrician
postdiluvian
postmeridian
prechristian
prehistorian
prelapsarian
presbyterian
proboscidian
procellarian
prototherian
pterosaurian
salamandrian
salutatorian
semeiotician
sexagenarian
statistician
stegosaurian
sublapsarian
sublibrarian
syntactician
tauromachian
teleosaurian
theoretician
totalitarian
transuranian
trustafarian
turbellarian
ubiquitarian
vaudevillian
velocipedian
vespertilian
veterinarian
vocabularian