고령화

Relating to the study of populations, especially with regard to size, density, distribution, and vital statistics.

To be heterogeneous or different in nature, kind, or quality. It is often used to describe differences between cultures, groups, or substances.

The practice of exchanging things with others for mutual benefit; reciprocity in social or international relations.

The degree of wealth and material comfort available to a person or community. It refers to the quality of life based on economic factors.

The act of giving and receiving something (ideas, culture, goods) between two or more parties. It emphasizes a two-way relationship or exchange.

To live together in a way that benefits both parties; to achieve mutual prosperity or a win-win relationship.

A substance used to ignite an explosive, but metaphorically, something that triggers or accelerates a significant change or event. It is a powerful word to describe the start of a revolution, movement, or trend.

To instigate or encourage someone to behave in a certain way, or to worsen a situation. It usually has a negative connotation of inciting bad behavior or trends.

The practice of giving priority to the goals of a group (such as a family, company, or nation) over the goals of each individual.

To encompass, include, or embrace a wide range of things or people together. It often suggests creating harmony among diverse elements.