Language and the euro a final "-o" (like "euro" from "Europa"), other linguists, like Ramón d'Andrés, defend the spelling "euro". Bulgarian uses Cyrillic. The current design of euro banknotes, except for the "new" €5, €10, €20, €50, and upcoming €100 banknotes, has the word "euro" written in Latin and Greek alphabets. The 2013 design of the € 5 banknote introduced Cyrillic, adopting the spelling ЕВРО, as described below. When Bulgaria issues Euro coins, if the Greek model is followed, the alternative spelling will go on the national (obverse) side. In popular Bulgarian usage the currency is referred to as евро and, less often, (from
Russian five-ruble banknote The note has two watermarks, the one on the left is the denomination of the bill, whilst the one on the right is Saint Sophia Cathedral in Novgorod. Both can be seen when held up to the light. A security thread runs through the banknote – when held up to the light "ЦБР 5" can be seen. The vertical banner to the left of the Millennium of Russia, is printed on both sides of the note, when held up to the light the band should be complete. Blue, red, and yellow threads are randomly distributed across the banknote. When viewed