Calm Challenge (Difficult Level)

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Across
  1. 2. Unable to be upset or excited
  2. 3. Complete peacefulness
  3. 4. Agreement and calmness
  4. 6. Self-restraint in action
  5. 7. State of being calm and quiet
  6. 8. Endurance without complaint
  7. 10. Graceful calmness
  8. 12. Control of emotions
  9. 13. Stability of mind
  10. 14. Firmness and steadiness
  11. 15. Not disturbed or anxious
Down
  1. 1. Mental calmness under stress
  2. 5. Ability to recover calmly
  3. 9. Flawless composure
  4. 11. State of peaceful calm