Russian Similar Languages

The Russian language is not just the literary language of Russia. It is also an official language in Belarus, Kazakhstan, Kyrgyzstan and is also widely spoken in Central Asian regions and in many Baltic states. It belongs to the Indo-European family's sub-branch East Slavic languages. And just like other mutually intelligible Slavic languages, there are many other Slavic and Baltic languages similar to Russian in terms of vocabulary, words, and pronunciation.