Slavonic-Serbian is a language that people in Serbia and other nearby countries speak. It is a combination of two different languages, Slavonic and Serbian.
Slavonic is a very old language that was spoken by people in certain parts of Europe a long time ago. Over time, it changed and turned into different languages like Russian, Polish, and Czech. Serbian is a more modern language that people still speak today in countries like Serbia, Bosnia, and Croatia.
When people combined Slavonic and Serbian to create Slavonic-Serbian, they took some parts of each language and put them together. This means that Slavonic-Serbian is like a mix of two different languages.
For example, in Serbian, the word for "hello" is "ćao," but in Slavonic, it is "zdravstvuyte." When people speak Slavonic-Serbian, they might use "ćao" because it is easier to say and more common, but they also might use "zdravstvuyte" in more formal situations or when talking to older people.
Overall, Slavonic-Serbian is a language that has been created by blending two different languages, and it is spoken by people in Serbia and other nearby countries.