Word Network: 余分な

The act of adding something extra to an already existing amount, list, or set. It is frequently used in contexts like ordering more food, adding items to a cart, or providing supplementary information.

many, much

Describes something that is essential, required, or must be done to achieve a specific purpose. It functions as both a noun and a na-adjective in Japanese to express necessity.

To remain; to stay in the same place or condition.