/ˈkämnəs,ˈkälmnəs/

noun

noun: power plural noun: powers

1. noun: calmness

2. the state or quality of being free from agitation or strong emotion.: "those who worked with him refer time and again to his calmness under pressure" "she exuded calmness and good humor".

3. the state or condition of being free from disturbance or violent activity.: "this relative calmness ended at around 7 a.m., when the wind picked up speed".