hunspell-ne software package provides Nepalese dictionary for hunspell, you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install hunspell-ne
hunspell-ne is installed in your system.
Make ensure the hunspell-ne package were installed using the commands given below,
$ sudo dpkg-query -l | grep hunspell-ne *
You will get with hunspell-ne package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Text Processing |
| Package | hunspell-ne |
| Version | 1:5.2.1-2 |
| Description | Nepalese dictionary for hunspell |
| Sub Section | Text |