Rusyn is a language that some people speak in a part of Europe called Carpathian Mountains. It's kind of like how some people in America speak English and some people speak Spanish.
But instead of English and Spanish, in the Carpathian Mountains, different groups of people have their own languages. Rusyn is one of those languages.
It's important to know that Rusyn is often called by different names such as Ruthenian, Carpatho-Rusyn, and even Ukrainian.
Rusyn has its own alphabet, which is the way people write down the sounds of words. It looks a bit like both the Russian and Ukrainian alphabets.
Some people who speak Rusyn live in Ukraine, some in Poland, some in Slovakia, and some in other countries too.
People who speak Rusyn have their own customs, traditions, and holidays. They also have their own songs, dances, and food. So, just like how different people in America celebrate different holidays and have different foods, people who speak Rusyn have their own special things too.
In summary, Rusyn is a language spoken in the Carpathian Mountains region and is one of several languages spoken in the area. It has its own alphabet and is spoken by different groups of people with their own customs and traditions.