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.
Also, the mini-map shows hidden items in the area.
Source: https://gamerant.com/neptunia-sisters-vs-sisters-beginner-tips/
Local specialties are resources found around the map in and some characters can help locate these specialties by marking them on the mini-map.
Source: https://gamerant.com/genshin-impact-inazuma-local-specialty-guide/