유용하다

To delay or postpone a planned event or task to a later time. It can also mean to act in a play or movie.

A detailed proposal for doing or achieving something in the future. It involves deciding on steps and resources needed to reach a goal.

To be diligent, faithful, and sincere in performing one's duties or tasks.

Causing or likely to cause harm. It describes things that have a negative impact on health, environment, or society.

Relating to or concerned with facts or reality rather than theory or imagination; practical and useful in a real-world situation.

The course along which someone or something moves, or the general way in which a situation is developing.

A location or area outside of one's own country, typically across the sea; international territories.

Lack of success or the omission of expected or required action. It involves not meeting a desired goal or standard.

The act of supplying or providing something that is wanted or needed. It is a very common verb in business and research contexts (e.g., providing data).

The continuous movement or progression of something, such as water, air, time, or a trend. It describes how something changes or develops over time.