About Tajik Language
According to Wikipedia.org, Tajik is a form of Persian that is spoken in Tajikistan, Uzbekistan, Kyrgyzstan, Kyrgyzstan, China, and Kazakhstan. The total number of Tajik speakers is 8 million that including 6.3 million in Tajikistan itself. You will be surprised to know that the Persian language in Tajikistan was renamed Tajik by Stalin in 1932. This was done to differentiate Persian speakers in Iran and Central Asia. Before 1928 Tajik was written in Perso-Arabic script. However, from 1928 to 1940 it was modified with the Cyrillic alphabet. There were a lot of people who wanted to switch it to the Latin alphabet. The Tajik dialects are separated into northern, central, southern, and Southeastern dialects. Most of the politicians and other officials usually make their speeches in the Kulob dialect. There is a total of six vowels in this language.
About Lao Language
According to Wikipedia.org, Lao is referred to as Laotian. It is a Kra–Dai language and is spoken by the Lao people. It is spoken in Laos and is the official language of 7 million people. It is also spoken in northeast Thailand and is spoken by 23 million people. It is referred to as Isan. The language is lingua franca and is common among the citizens of Laos. It is an analytic language and is similar to the Kra-Dai language. The language is also similar to Chinese and Vietnamese. It is spoken along with Thai and Isan and is spoken by fellow Southwestern Tai languages. Lao is spoken effectively among its native speakers and is used to communicate with one another. These languages are written with different scripts and are linguistically similar to the dialect continuum.
