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.
It is an extremely sharp sword he created for himself, which is unstable since Oetsu hasn't used it for a long period of time.
Source: https://www.cbr.com/bleach-royal-guards-powers-abilities-explained/