Patavinity
Pat`a`vin´i`ty
n. 1. The use of local or provincial words, as in the peculiar style or diction of Livy, the Roman historian; - so called from Patavium, now Padua, the place of Livy's nativity.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.