| No. | Item | Definition |
|---|---|---|
| 1. | adaptability | ability to adjust successfully |
| 2. | adaptiveness | capacity to adjust effectively |
| 3. | backbone | inner strength and courage |
| 4. | bounce-back ability | capacity to recover quickly |
| 5. | bounce-back power | power to recover quickly |
| 6. | bounceback | quick recovery after setbacks |
| 7. | buoyancy | ability to recover cheerfully |
| 8. | commitment | firm dedication |
| 9. | composure | calm self-control |
| 10. | consistency | steady reliable performance |
| 11. | constancy | unchanging firmness |
| 12. | cool-headedness | calm judgment under pressure |
| 13. | coping ability | capacity to manage difficulties |
| 14. | courage | strength to face difficulty |
| 15. | damage tolerance | ability to endure damage |
| 16. | determination | steadfast purpose |
| 17. | doggedness | stubborn persistence |
| 18. | durability | ability to last and withstand |
| 19. | durableness | lasting strength |
| 20. | elasticity | ability to recover shape or function |
| 21. | endurance | capacity to keep going |
| 22. | equanimity | mental calm under stress |
| 23. | fault tolerance | ability to keep functioning |
| 24. | fiber | inner strength of character |
| 25. | fight | willingness to keep struggling |
| 26. | fighting spirit | determined will to continue |
| 27. | firmness | steady strength of purpose |
| 28. | flexibility | ability to bend without breaking |
| 29. | fortitude | courage in adversity |
| 30. | grit | courage and resolve |
| 31. | grittiness | tough determined character |
| 32. | guts | courage and resolve |
| 33. | hard-headedness | practical toughness |
| 34. | hardihood | bold endurance |
| 35. | hardiness | robust strength under harsh conditions |
| 36. | healing capacity | ability to recover well |
| 37. | indomitability | impossible to defeat spirit |
| 38. | indomitableness | unyielding spirit |
| 39. | inner strength | personal emotional strength |
| 40. | intestinal fortitude | guts and courage |
| 41. | invincibility | apparent inability to be defeated |
| 42. | lastingness | quality of enduring |
| 43. | levelheadedness | calm judgment under pressure |
| 44. | malleability | capacity to adapt under pressure |
| 45. | mental toughness | strong mindset under pressure |
| 46. | mettle | strength of character |
| 47. | moxie | bold determination and nerve |
| 48. | nerve | courage under pressure |
| 49. | obstinacy | firm unwillingness to give up |
| 50. | patience | calm endurance over time |
| 51. | perseverance | continued effort despite difficulty |
| 52. | persistence | continued effort over time |
| 53. | pliancy | ability to bend and recover |
| 54. | pluck | spirited courage under difficulty |
| 55. | pluckiness | spirited courage and resolve |
| 56. | poise | balanced self-control |
| 57. | power of recovery | ability to recover quickly |
| 58. | quick recovery | fast return to normal |
| 59. | rebound | recovery after setback |
| 60. | recoverability | capacity to recover well |
| 61. | recovering power | ability to regain strength |
| 62. | recovery | return to normal after difficulty |
| 63. | regenerative power | ability to restore strength |
| 64. | resistance | ability to withstand force |
| 65. | resolve | firm determination |
| 66. | resourcefulness | ability to cope cleverly |
| 67. | robustness | strong ability to withstand stress |
| 68. | ruggedness | toughness under rough conditions |
| 69. | sand | grit and courage |
| 70. | self-reliance | ability to depend on oneself |
| 71. | spine | courage and firmness |
| 72. | springiness | ability to rebound |
| 73. | spunk | spirited courage and determination |
| 74. | stability | ability to remain steady |
| 75. | stamina | sustained physical or mental strength |
| 76. | staying power | ability to continue effectively |
| 77. | steadfastness | firm loyalty or resolve |
| 78. | steadiness | stable, calm strength |
| 79. | steeliness | hard emotional strength |
| 80. | stick-to-itiveness | persistent determination |
| 81. | stickability | ability to keep going |
| 82. | stouthearted spirit | brave enduring nature |
| 83. | stoutheartedness | brave endurance |
| 84. | stoutness | strength and courage |
| 85. | strength | power to withstand strain |
| 86. | stress tolerance | ability to handle stress |
| 87. | suppleness | flexible strength |
| 88. | survivability | ability to survive hardship |
| 89. | tenacity | persistent determination |
| 90. | tolerance | capacity to endure strain |
| 91. | tough-mindedness | practical emotional toughness |
| 92. | toughness | ability to endure hardship |
| 93. | unyieldingness | refusal to give way |
| 94. | versatility | ability to adjust effectively |
| 95. | viability | capacity to keep functioning |
| 96. | vigor | active strength and energy |
| 97. | vitality | lively strength |
| 98. | weatherability | ability to withstand conditions |
| 99. | weathering ability | capacity to endure conditions |
| 100. | willpower | control and determination |
