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.
However, when they tried to assault Eugeo and Kirito's valets, they crossed a permanent line.
Source: https://www.cbr.com/sword-art-online-strongest-villains/