Enervation

Pronunciation: /ˈɛnˈɝˈvætˈaɪˌɑn/

Enervation (noun)

  1. A weakening of strength and energy, often making someone feel tired or less able to act.
  2. The process or result of making power, force, or activity weaker.

Examples

  • Lack of sleep causes enervation during the day.
  • After long travel, enervation makes it hard to focus.