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.
Later, however, it becomes clear that Kisuke invented Noba, Kurodo, and Ririn to identify certain entities known as Bounts.
Source: https://www.cbr.com/bleach-anime-filler-arc-chronological-order/