|Native to||Nagaland, India|
|Region||East-central Nagaland, Tuensang and Khiphire districts|
|84,000 (2001 census)|
Sangtam, also called Thukumi, Isachanure, or Lophomi, is an Ao language spoken in northeast India. It is spoken in Kiphire District and in the Longkhim-Chare circle in Tuensang district, Nagaland, India.
Ethnologue lists the following dialects of Sangtam.
- Pirr (Northern Sangtam)
- Thukumi (Central Sangtam)
- Purr (Southern Sangtam)
The standardized dialect of Sangtam is based based on the Tsadanger village speech variety.
Sangtam is unusual in having two stops with bilabial trilled release, /t̪͡ʙ, t̪͡ʙ̥ʰ/.
|p pʰ||t̪ t̪ʰ||ʈʵ ʈʵʰ||c cʰ||k kʰ||ʔ|
|t̪͡ʙ t̪͡ʙ̥ʰ||t̪s t̪sʰ||tʃ tʃʰ|
|(f v)||s (z?)||ʃ||x||h|
Vowels are /a e i ʌ o u/, tones High, Mid, Low.
- Sangtam at Ethnologue (18th ed., 2015)
- Hammarström, Harald; Forkel, Robert; Haspelmath, Martin; Bank, Sebastian, eds. (2016). "Sangtam Naga". Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History.
- Coupe (2015) "Prestopped bilabial trills in Sangtam", Proceedings of the 18th International Congress of Phonetic Sciences, Glasgow, 10–14 August 2015