Bulgaria and the euro numerals). However, the word stotinki (стотинки), singular stotinka (стотинка), the name of the subunit of the current Bulgarian currency, could be used in place of cent, as it has become a synonym of the word "coins" in colloquial Bulgarian; just like "cent" (from Latin centum), its etymology is from a word meaning hundred – "sto" (сто). Stotinki is used widely in the Bulgarian diaspora in Europe to refer to subunits of currencies other than the Bulgarian lev. Bulgaria and the euro Bulgaria committed to switching its currency, the lev, to the euro upon its joining the European Union in 2007,
Boris I of Bulgaria with what is now known as Old Church Slavonic, which in Bulgaria is called and known as Old Bulgarian, as an official language of the Church and the state. He is regarded as a saint in the Orthodox Church, as the Prince and baptizer of Bulgaria, and as Equal-to-the-Apostles, with his feast day observed on May 2. The name Boris is of Bulgar Turkic origin. After his official act of conversion to Christianity, Boris adopted the Christian name Michael. He is sometimes called Boris-Michael in historical research. The only direct evidence of Boris's title are his seals and the inscription