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.
Neito can't gain as much mastery over a Quirk as the original user if he just copies it for the first time.
Source: https://www.cbr.com/my-hero-academia-strongest-quirks-and-weaknesses/
Shinso might have benefited from a Quirk like Neito Monoma's Copy.
Source: https://www.cbr.com/mha-characters-different-quirks/