The Austro-Asiatic language family is a diverse group of languages spoken across Southeast Asia, with over 100 languages and dialects falling within this family. Some synonyms for Austro-Asiatic include Mon-Khmer, which is often used to refer specifically to the languages of Cambodia and Vietnam, and Munda, which is used to describe the languages spoken in northeastern India and Bangladesh. Other synonyms include Khasi, Chin, and Kachin, which are the names of specific Austro-Asiatic languages spoken in different regions of Southeast Asia. Despite their linguistic diversity, the Austro-Asiatic languages share a number of grammatical and structural features that set them apart from other language families in the region.