hunspell-eu-es software package provides transitional dummy package to hunspell-eu, 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-eu-es
hunspell-eu-es is installed in your system.
Make ensure the hunspell-eu-es package were installed using the commands given below,
$ sudo dpkg-query -l | grep hunspell-eu-es *
You will get with hunspell-eu-es package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Text Processing |
| Package | hunspell-eu-es |
| Version | 0.5.20151110-2 |
| Description | transitional dummy package to hunspell-eu |
| Sub Section | Text |