The antonyms of *accumulation* are *reduction*, *decrease*, and *diminution*. These words describe the opposite of accumulation and have distinct nuances. Use them in business, science, politics, or any context where changes in size, quantity, or degree need to be described.

회사는 예산 삭감으로 인한 직원 *감축*을 발표했습니다.

同社は、予算削減によるスタッフの*削減*を発表しました。

The company announced a *reduction* in staff due to budget cuts.

가을 시즌으로 접어들면서 온도가 *감소*할 것입니다.

秋の季節に入ると気温が*下がり*ます。

The temperature will *decrease* as we move into the fall season.

회사 이익의 *감소*는 경쟁 심화 때문이었습니다.

会社の利益の*減少*は、競争の激化によるものでした。

The *diminution* of the company's profits was due to increased competition.