About Odia (Oriya) Language
According to Wikipedia.org, Odia language is an Indo-Aryan language. It is spoken by 50 million speakers as this language is recognized officially. The Indian constitution is using this language officially for its purposes. Odia is also the official language of Odisha (Oriya) which is a prominent Indian state. This language has several dialects but Mughalbandi (Coastal Odia) happens to be the standard dialect. It is also the official language for education in this state. Odia belongs to the eastern group of the Indo-Aryan family. It is derived from Ardhamagadhi Prakrit. You will be surprised to know that Odia shares a lot of similarities with Bengali. Even the first classic poetry started to shape up with this language. This language is heavily inspired by Dravidian languages. The lexicon is also associated with Tamil, Telugu, and Marathi.
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.