Common Finno-Ugric spoken between 4000 B.C. to approximately 3000 B.C. in the watershed area)continental Devide) between the Volgas Bend and the Ural Mountains ()presently Russias) Around 1200 words could be reconstructed for this ancient language form by comparative phonology of about 20 languages (such as Hungarian, Finnish, Estonian, Lapp/Sami, Khanty, Mansi, Mordvin, etc.) still spokon altogether by about 24 million non/Slavic native speakers in oil-rich Eastern Europe and Western Siberia. Reconstrcted grammar, syntax asnd semantics of Commoin Finno-Ugric are also discussed. The book is a so-called "worksheet-edition". Lists, charts aare printed in it as they came out from the computer. This will facilitate subsequent research (especially manipulation of the data in computers). The narrative is kept in a simple form "cablespeak' style). The grabscripotion is uncomplicated. Diacritic marks were only occasionally used (only c; and c" appear). Easy to read and understand even by the general; reader. Targeted specialist of Linguistics, Language Origins Research (LOR), Language Universals, Cultural Anthropology, Human Prehistory , Comparative Religion Study find here a massive amount of new information unknown or little heeded in previous international research.