Nyenkha (Dzongkha: འནྱེན་ཁ་; Wylie: 'Nyen-kha; also called "'Nyenkha", "Henkha", "Lap", "Nga Ked", and "Mangsdekha") is an East Bodish language spoken by about 10,000 people in the eastern, northern, and western areas of the Black Mountains.
[2][3] Nyenkha is related to the East Bodish Bumthangkha and Kurtöpkha,[3] with 75–77% and 69% lexical similarity, respectively,[1]: 76 however they are not mutually intelligible.
The decline in numbers may be attributed to population shifts as landless families and former slash-and-burn agriculturalists relocate to areas opened for settlement.
In addition to migration and movement, modernization trends have served to limit the practicality of Nyenkha as a fully functional language.
[1]: 80 Unlike Dzongkha and most other languages of Bhutan, Nyenkha verbs inflect according to subject number: སྔ་ལཱེག་དོ་ nga laeg-do, "I am going;" ནེ་ལཱ་ཆུག་དོ་ ney laachhug-do, "We are going;" ཁི་ལས་ཤི་ khi las-shi, "He/she has gone"; བོས་ལཱ་ཆུག་ཤི་ boe laachhug-shi, "They have gone.