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.
From the moment the Dark Flash first appears, it is evident that he, too, is a future iteration of Barry Allen.
Source: https://www.cbr.com/the-flash-dark-flash-savitar-similarities/