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.
The concept is simple yet effective–two individuals or accounts agree to promote each other by sharing shout-outs.
Source: https://www.legit.ng/ask-legit/guides/1540637-what-sfs-text-different-social-media/