Install aspell-bg by entering the following commands in the terminal:
sudo apt update sudo apt install aspell-bg
Description:
Bulgarian dictionary for aspell
This package contains all the required files to add support for Bulgarian language to the GNU Aspell spell checker. . It contains both Bulgarian-only dictionary and a mixed Bulgarian + English one useful for checking the spelling of mixed texts.
Homepage: http://bgoffice.sourceforge.net/
Version: 4.1-3ubuntu1
Section: universe/text