유용하다

Playing a central, pivotal, or most important role in a system, organization, or process.

To organize, consolidate, repair, or refurbish a system, law, or equipment to make it function properly and efficiently.

To increase and complete something that is insufficient, typically referring to facilities, equipment, or manpower. It implies not just increasing but filling up a required capacity.

The act of establishing something firmly, such as a system, theory, authority, or order. It implies making something stable and certain.

The act or process of organizing parts into a structured whole. It refers to giving a systematic arrangement to information, data, or a system.

To be very frequent or common; occurring time and again. It is often used to describe social phenomena or mistakes that happen often.

The quality of being new, original, and different from anything seen before. It implies a sense of freshness and creative ingenuity.

A sudden and significant improvement or advancement. It literally means a jump or leap upward, but is often used metaphorically for progress in business or society.

Superficial; appearing to be true or real only until examined more closely; lacking depth or thoroughness.

Involving many different parts or elements; complex or multifaceted. It describes situations where several factors are intertwined.