Tregami, Trigami or Gambiri is a language

Language

Language may refer either to the specifically human capacity for acquiring and using complex systems of communication, or to a specific instance of such a system of complex communication...

 spoken by the Tregami people in the villages of Gambir and Katar in the Watapur District of Kunar Province in Afghanistan

Afghanistan

Afghanistan , officially the Islamic Republic of Afghanistan, is a landlocked country located in the centre of Asia, forming South Asia, Central Asia and the Middle East. With a population of about 29 million, it has an area of , making it the 42nd most populous and 41st largest nation in the world...

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Tregami belongs to the Indo-European

Indo-European languages

The Indo-European languages are a family of several hundred related languages and dialects, including most major current languages of Europe, the Iranian plateau, and South Asia and also historically predominant in Anatolia...

 language family

Language family

A language family is a group of languages related through descent from a common ancestor, called the proto-language of that family. The term 'family' comes from the tree model of language origination in historical linguistics, which makes use of a metaphor comparing languages to people in a...

, and is on the Nuristani

Nuristani languages

The Nuristani languages are one of the three groups within the Indo-Iranian language family, alongside the much larger Indo-Aryan and Iranian groups. They are spoken primarily in eastern Afghanistan...

 group of the Indo-Iranian

Indo-Iranian languages

The Indo-Iranian language group constitutes the easternmost extant branch of the Indo-European family of languages. It consists of three language groups: the Indo-Aryan, Iranian and Nuristani...

 branch.

Ethnologue

Ethnologue

Ethnologue: Languages of the World is a web and print publication of SIL International , a Christian linguistic service organization, which studies lesser-known languages, to provide the speakers with Bibles in their native language and support their efforts in language development.The Ethnologue...

 estimates its speakers at 1,000 (1994). Its speakers are overwhelmingly Muslim

Muslim

A Muslim, also spelled Moslem, is an adherent of Islam, a monotheistic, Abrahamic religion based on the Quran, which Muslims consider the verbatim word of God as revealed to prophet Muhammad. "Muslim" is the Arabic term for "submitter" .Muslims believe that God is one and incomparable...

, and literacy rates are low: below 1% for people who have it as a first language

First language

A first language is the language a person has learned from birth or within the critical period, or that a person speaks the best and so is often the basis for sociolinguistic identity...

, and between 5% to 15% for people who have it as a second language

Second language

A second language or L2 is any language learned after the first language or mother tongue. Some languages, often called auxiliary languages, are used primarily as second languages or lingua francas ....

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It has a lexical similarity of approximately 76% to 80% with the Kalasha-ala language

Kalasha-ala language

Waigali or Waigeli is a language spoken by the Kalasha of the Nuristan Province in a few villages in the central part of the Kunar Province of Afghanistan. The native name is Kalasa-Alâ or simply Kalasa...

spoken in the adjacent Waygal Valley to the west and in Ghaziabad District to the east.