The libreoffice-l10n-* packages don't have a hard dependency on spellchecking dictionaries, merely a Suggests, which explains why they might not be installed by default. Does the following command do what you need?
sudo apt reinstall --install-suggests libreoffice-l10n-??
(replace ?? by your language code of choice)
The libreoffice-l10n-* packages don't have a hard dependency on spellchecking dictionaries, merely a Suggests, which explains why they might not be installed by default.
Does the following command do what you need?
sudo apt reinstall --install-suggests libreoffice-l10n-??
(replace ?? by your language code of choice)