deprivation

Definition

The lack or denial of something essential, such as food, sleep, or rights. It often implies hardship due to absence.

中文 缺乏或被剥夺基本生活所需，如食物、睡眠或权利，通常暗示由于缺失而导致的困苦。

Example

"Prolonged sleep deprivation can severely affect cognitive function."