noun
substitution; replacement; shifting; change
Refers to the act of one thing taking the place of another, often implying a swap or rotation. Commonly used in contexts like personnel changes, alternating shifts, or swapping items.
社員の入れ替わりが激しい会社だ。
It's a company with a high turnover of employees.
昼夜の入れ替わりで警備員が交代する。
The guards change over at the shift change between day and night.