Synonyms that are in the dictionary are marked in green. Synonyms that are not in the dictionary are marked in red.
Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
To start, open up your Facebook app on a mobile device or go directly to www.facebook.com on a desktop computer.
Source: https://www.devicemag.com/how-to-change-the-language-on-facebook/