| No. | Item | Definition |
|---|---|---|
| 1. | abiding | continuing without fading or ending |
| 2. | adamant | unyielding and firm |
| 3. | age-old | very old and long existing |
| 4. | ageless | seeming not to grow old |
| 5. | battle-tested | proven durable by hardship |
| 6. | built to last | made for long use |
| 7. | built-in | naturally included and lasting |
| 8. | carrying on | continuing despite difficulty |
| 9. | ceaseless | continuing without stopping |
| 10. | chronic | continuing for a long time |
| 11. | constant | remaining the same over time |
| 12. | continuant | continuing to exist |
| 13. | continuing | still going on over time |
| 14. | continuous | without interruption or break |
| 15. | deathless | never dying or being forgotten |
| 16. | deep-rooted | firmly established over time |
| 17. | dependable | reliably consistent over time |
| 18. | dogged | showing stubborn persistence |
| 19. | drawn-out | continuing longer than expected |
| 20. | durable | able to last a long time |
| 21. | endless | seeming to have no end |
| 22. | entrenched | firmly established and hard to change |
| 23. | eternal | lasting forever |
| 24. | everlasting | lasting forever or indefinitely |
| 25. | extended | made longer in duration |
| 26. | firm | strong and unlikely to change |
| 27. | fixed | firmly established and lasting |
| 28. | going on | continuing to happen or exist |
| 29. | habitual | done regularly over time |
| 30. | hard-wearing | resistant to wear and damage |
| 31. | hardy | strong and able to survive |
| 32. | holding steady | continuing without much change |
| 33. | holding up | remaining strong or effective |
| 34. | immortal | living or lasting forever |
| 35. | imperishable | unable to decay or be destroyed |
| 36. | incessant | continuing without pause |
| 37. | indefatigable | tireless and persistent |
| 38. | indestructible | unable to be destroyed |
| 39. | ingrained | firmly fixed by long habit |
| 40. | inherent | existing as a lasting quality |
| 41. | inveterate | long-established and unlikely to change |
| 42. | keeping on | continuing to go forward |
| 43. | lasting | continuing for a long time |
| 44. | lengthy | lasting for a considerable time |
| 45. | lingering | lasting longer than expected |
| 46. | long-lasting | lasting for a long time |
| 47. | long-lived | living or lasting a long time |
| 48. | long-term | continuing over a long period |
| 49. | long-wearing | lasting well in use |
| 50. | longevous | long-lived or lasting |
| 51. | longstanding | existing for a long time |
| 52. | maintained | kept going or preserved |
| 53. | never-ending | not coming to an end |
| 54. | obtaining | existing or being in effect |
| 55. | old-established | existing for a long time |
| 56. | ongoing | still happening or continuing |
| 57. | permanent | meant to continue indefinitely |
| 58. | perpetual | continuing forever or repeatedly |
| 59. | persistent | continuing despite difficulty or delay |
| 60. | persisting | continuing firmly over time |
| 61. | preserved | kept from harm or decay |
| 62. | prevailing | continuing to exist or dominate |
| 63. | prolonged | lasting longer than usual |
| 64. | protracted | lasting a long time |
| 65. | relentless | continuing without becoming weaker |
| 66. | reliable | able to be trusted consistently |
| 67. | remaining | still existing or left |
| 68. | resilient | able to recover and keep going |
| 69. | resolute | firmly determined and persistent |
| 70. | robust | strong and able to endure |
| 71. | rooted | firmly established and persistent |
| 72. | rugged | strong enough for rough use |
| 73. | semipermanent | lasting for a fairly long time |
| 74. | settled | firmly established and continuing |
| 75. | stable | remaining firm and unchanged |
| 76. | standing | continuing to exist or apply |
| 77. | steady | continuing without interruption or change |
| 78. | sturdy | strongly built and durable |
| 79. | surviving | continuing to exist after hardship |
| 80. | sustained | continuing steadily over time |
| 81. | tenacious | holding firmly; not giving up |
| 82. | time-honored | respected through long use |
| 83. | timeless | not affected by time |
| 84. | tough | strong and hard to damage |
| 85. | traditional | continuing from the past |
| 86. | tried-and-true | proven reliable over time |
| 87. | unbroken | not interrupted or disrupted |
| 88. | unceasing | not stopping or ending |
| 89. | undiminished | not reduced in strength |
| 90. | undying | continuing without fading or ending |
| 91. | unfading | not losing brightness or strength |
| 92. | unfailing | not weakening or stopping |
| 93. | unflagging | not losing strength or energy |
| 94. | uninterrupted | continuing without a pause |
| 95. | viable | capable of continuing successfully |
| 96. | wear-resistant | resistant to wear |
| 97. | wearing well | remaining attractive or useful |
| 98. | wearproof | resistant to wear |
| 99. | weathered | having lasted through exposure |
| 100. | well-made | made to last well |