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.
Shrieker's name made sense given his sonic ability, at least, and it was soon horribly clear how Grand Fisher got his name, too.
Source: https://www.cbr.com/old-bleach-episodes-weirdest-details/