Fran·co·ni·an 
(frăng-kōnē-ən, -kōnyən, frăn-)
(frăng-kōnē-ən, -kōnyən, frăn-)adj.
1. Of or relating to Franconia.
2.
a. Of or relating to Franconian.
b. Of or relating to Old Low Franconian.
n.
Any of a group of Old and Middle High German dialects of west-central Germany.