必須

A condition that keeps someone or something under control or limits what they can do; a restriction or constraint.

The act of controlling or regulating a system, organization, or group of people to ensure order or compliance.

The degree to which a plan or idea is likely to be successful or can be done; feasibility.

Branching out in many directions; wide-ranging or multifaceted. It is used to describe interests, topics, or problems that are diverse and complex.

Appropriate, suitable, or corresponding to a certain level, status, or ability. It is often used to describe costs or rewards that match the effort or quality.

Being lawful, fair, or based on a logical or moral reason; legitimate.

Duplication, overlap, or repetition. It refers to situations where the same thing exists in multiple places or happens more than once unnecessarily.

Kachi refers to the worth, merit, or importance of something, whether in a monetary, moral, or practical sense. It is commonly used to describe how useful or precious an object, idea, or action is to a person or society.

A noun referring to a difference, gap, or margin between two or more things. It is frequently used to describe disparities in quantity, quality, time, or ability.

A distinctive feature, characteristic, or trait that makes someone or something stand out from others. It is used to describe physical appearances, personality traits, or qualities of objects.