The Uralic language family and languages such as Finnish, Estonian, Saami and Hungarian began to spread west approximately 4,200–3,900 years ago, first to the central Volga region and later to the Baltic Sea and North Atlantic. The Uralic language family is a few hundred years younger than the Indo-European one, and its spread led to contacts with Indo-Iranian language variants and the creation of a long contact zone in the area currently known as central Russia. Early loan words originating from this contact made their way into the Uralic languages that were beginning to emerge, including Sami, the Balto-Finnic languages,...