About Nepali Language
According to Wikipedia.org, Nepali is an Indo-Aryan language. It is the sub-branch of Eastern Pahari. Nepali is the official language at the federal level in Nepal. It is one of the 22 scheduled languages of India. Nepali is also called Nepalese, Gorkhali, or Parbatiya. Nepali is spoken mainly in Nepal and is spoken by a quarter of the population in Bhutan. Nepali has official status in the state of Sikkim and is also spoken in the Kalimpong district of West Bengal. Nepali has a significant number of speakers in Arunachal Pradesh, Assam, Himachal Pradesh, Manipur, Mizoram, and Uttarakhand. The origin of the modern Nepali language is linked to the Sinja Valley of Jumla. It is a historical language and was spoken by the Khas people of the Karnali region. The language gets its name from Khas Speech (Khas Kurā). Nepali has an archaic dialect and is spoken in Karnali.
About Bengali Language
According to Wikipedia.org, Bengali is a popular Indo-Aryan language. The native speakers of this language are from the Bengal region in South Asia. It is also popularly known as Bangla and is the official language of Bangladesh. You will be surprised to know that is widely spoken in 22 scheduled languages of India. The total number of native speakers is 250 million. If we talk about the writing system it is Bengali and Bengali Braille. There are two different standard styles in Bengali known as Sadhubhasa (elegant or genteel speech) and the Chaltibhasa (current or colloquial speech). It is now used for both business and personal communications. If we talk about the simple Bengali sentence is follows a subject-object-verb word order. When it is present the negative particle will come at the ending of a sentence. You need to recognize six different cases and three verb tenses.