Vishavan is an unclassified
Dravidian language
The Dravidian languages (or sometimes Dravidic) are a family of languages spoken by 250 million people, mainly in southern India, north-east Sri Lanka, and south-west Pakistan. Since the colonial era, there have been small but significant imm ...
spoken by a tribal people of central
Kerala
Kerala ( ; ) is a state on the Malabar Coast of India. It was formed on 1 November 1956, following the passage of the States Reorganisation Act, by combining Malayalam-speaking regions of the erstwhile regions of Cochin, Malabar, South ...
in India.
VIshavan is a tribal community of Kerala, they are settled in Idamalyar region of Ernakulam District and Vazhachal region of Thrissur District. As per the government records they are endangered but they are still living these area. A study titled Tribes of Idamalyar by Dr.Midhun K S proves their cultural and linguistic ethnicity. This book also discusses how vishavans are unlisted in government records.
References
Dravidian languages
Languages of Kerala
Unclassified languages of Asia
{{Dr-lang-stubTribes of Idamalyar, Dr.Midhun K S