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.
Acheron's abilities could still change in the coming months, as hasn't confirmed these details.
Source: https://gamerant.com/honkai-star-rail-acheron-lore-connection-raiden-shogun-mei-explained/