1. İsim steadfastness
  2. resolution
  3. İsim determination
  4. nerve
  5. patience
  6. granite
  7. iron
  8. guts
  9. backbone
  10. grit
  11. firmness
  12. fortitude
  13. mettle
  14. repose
  15. pith
  16. fastness
  17. steadiness
  18. buoyant performance
  19. decision of character
  20. strongness
  21. firmness of character
  22. resolvedness
  23. determinedness
  24. fixure
  25. intestinal fortitude

Türkçe Sözlük (Kubbealti Lugati)

  1. Dayanma, sağlam, ... sağlamlık, dayanıklılık