calmness

/ˈkɑmnəs/
noun
  1. The state or quality of being peaceful, quiet, and not worried or angry.
    • The calmness of the lake at dawn was breathtaking.
    • He practiced meditation to improve his inner calmness.
    • Her calmness during the emergency helped everyone stay focused.
What does "calmness" mean? | whatsthatwordmean | whatsthatwordmean