About Serbian Language
According to Wikipedia.org, Serbian is the Serbo-Croatian language. The language is spoken by Serbs. It is the official and national language of Serbia. It is one of the three official languages of Bosnia and Herzegovina. It is the co-official language in Montenegro and Kosovo. Serbian is recognized as a minority language in Croatia, North Macedonia, Romania, Hungary, Slovakia, and the Czech Republic. Serbian has the most widespread dialect which is similar to the Serbo-Croatian, and the standard Croatian, Bosnian, and Montenegrin varieties. It is one of the most Common Languages of Montenegrins and was introduced in the year 2017. Serbian is spoken by Serbs and is a widespread language in southeastern Serbia. Serbian is a European standard language and has both Cyrillic and Latin alphabets. The Latin alphabet of the Serbian (Latina) have been designed by the Croatian linguist Ljudevit Gaj and was first introduced in the 1830s
About Russian Language
According to Wikipedia.org, Russian is a popular East Slavic language. It is widely spoken in Russia and Eastern Europe. This is a part of the Indo-European language family and is among the four living East Slavic languages. Russian is the official language of Russia, Belarus, Kazakhstan, and Kyrgyzstan. Interestingly widely spoken in Ukraine, the Caucasus, Central Asia, and many other Baltic states. Russian is spoken by over 258 million speakers all over the world. It is written in the Cyrillic script. You can easily distinguish between consonant phonemes with palatal articulation. It has a combination of soft and hard sounds. This distinction is a prominent feature of Russian. Another aspect is the reduction of vowels that are not stressed. Some homographic words include замо́к (zamók – a 'lock') and за́мок (zámok – a 'castle'). You may not be able to indicate the pronunciation of uncommon words.