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 Marathi Language
According to Wikipedia.org, Marathi is an Indo-Aryan language. It is spoken predominantly by Marathi people. It is the official language of the Indian state of Maharashtra. Marathi is the official language of Maharashtra state. It is also the co-official language in Goa state. The language is also spoken in the union territory of Damaon in western India. Marathi is one of the 22 scheduled languages that are spoken in India. Marathi has 83 million speakers and it ranks 10th in the list of languages. It is spoken by most native speakers in the world. Marathi has millions of native speakers after Hindi-Urdu and Bengali. Marathi has the oldest literature and is inspired by many modern Indian languages. The dialect of Marathi is Standard Marathi and the Varhadi dialect. Marathi has exclusive forms of 'we' and uses a three-way gender system.