Install aspell-es by entering the following commands in the terminal:
sudo apt update sudo apt install aspell-es
Description:
Spanish dictionary for aspell
This is the Spanish dictionary for use with the aspell spellchecker. It is based on ispell dictionary put together by Santiago Rodriguez and Jesus Carretero.
Homepage: http://www.datsi.fi.upm.es/~coes
Version: 1.11-14
Section: universe/text