About Azerbaijani Language
According to Wikipedia.org, Azerbaijani is the official and primary language of Azerbaijan. It is a form of Turkic language that is directly associated with modern Turkish. Even though it is the official language of Azerbaijan it is used in other countries that include South Russia (Dagestan) and Northern Iran. However, the dialects for both are different. It is not the official language in the north of Iran. Surprisingly, the number of Iranian Azerbaijan is huge in number. Even the Government of Iran has banned this language for many years now. According to the latest census, Azerbaijani is spoken by 92.5% population. English and Russian play an integral part in their education and communication. Lezgian, Talysh, Avar, Georgian, Budukh Juhuri, Khinalug, Udi, and Kryts are spoken by other minorities.
About Pashto Language
According to Wikipedia.org, Pashto is an Eastern Iranian language and it belongs to the Indo-European family. In Persian literature, this language is referred to as Afghani. It is the official language of Pashtuns and people living in Afghanistan. You will be surprised to know that it is one of the largest and prominent regional languages in Pakistan. Pashto is also spoken in the North West province of Khyber Pakhtunkhwa. It is also a popular language in all the northern districts of Baluchistan. In the same way, it is the primary language in the Pashtun diaspora. The total number of Pashto speakers is around 40 to 60 million. It marks a distinctive identity of Pashtuns. In Pashto, the lexicon is directly associated with the Eastern Iranian language. Many words of Pashto are derived from Ancient Greek words.