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,
Eco (currency) Eco (currency) The Eco is the proposed name for the common currency that the West African Monetary Zone (WAMZ) plans to introduce in the framework of Economic Community of West African States (ECOWAS). After its introduction, the goal is to merge the new currency with the West African CFA franc (used by the French-speaking members of ECOWAS since 1945) at a later date. This will create a common currency for much of West Africa. For the Eco to be implemented, ten convergence criteria, set out by the West African Monetary Institute (WAMI), must be met. These criteria are divided into