| No. | Item | Definition |
|---|---|---|
| 1. | adaptable | able to adjust to conditions |
| 2. | adjustable | able to be adjusted |
| 3. | alterable | able to be altered |
| 4. | alternating | switching between two states |
| 5. | always changing | changing all the time |
| 6. | amendable | able to be amended |
| 7. | arbitrary | based on whim, not reason |
| 8. | capricious | changing suddenly and unpredictably |
| 9. | changing | becoming different over time |
| 10. | commutable | able to be exchanged or substituted |
| 11. | conditional | depending on certain conditions |
| 12. | configurable | able to be configured |
| 13. | contextual | varying with the situation |
| 14. | contingent | dependent on circumstances |
| 15. | convertible | able to be converted |
| 16. | correctable | able to be corrected |
| 17. | customizable | able to be customized |
| 18. | desultory | lacking consistency or direction |
| 19. | developing | growing or changing over time |
| 20. | dynamic | active and continually changing |
| 21. | editable | able to be edited |
| 22. | elastic | able to stretch or adapt |
| 23. | erratic | irregular and hard to predict |
| 24. | ever-changing | changing all the time |
| 25. | evolving | developing through gradual change |
| 26. | exchangeable | able to be exchanged |
| 27. | expandable | able to become larger |
| 28. | extensible | able to be extended |
| 29. | fast-changing | changing at high speed |
| 30. | fickle | changing loyalties or interests often |
| 31. | fitful | occurring in irregular bursts |
| 32. | flexible | able to bend or adapt |
| 33. | fluctuating | rising and falling irregularly |
| 34. | fluid | not fixed or stable |
| 35. | formable | able to be shaped |
| 36. | fungible | mutually interchangeable |
| 37. | graduated | changing by steps or degrees |
| 38. | haphazard | lacking order or consistency |
| 39. | hit-or-miss | unpredictable in success or quality |
| 40. | impulsive | acting on sudden urges |
| 41. | inconsistent | not staying uniform or reliable |
| 42. | inconstant | not staying the same |
| 43. | indeterminate | not exactly fixed or known |
| 44. | interchangeable | usable in place of another |
| 45. | intermittent | stopping and starting at intervals |
| 46. | irregular | not following a steady pattern |
| 47. | kaleidoscopic | continually changing in pattern |
| 48. | malleable | easily shaped or changed |
| 49. | mercurial | quickly changing in mood |
| 50. | metamorphic | undergoing transformation |
| 51. | modifiable | able to be modified |
| 52. | moldable | able to be molded |
| 53. | moody | having frequent mood changes |
| 54. | mutable | capable of changing |
| 55. | open-ended | not fixed in outcome |
| 56. | oscillating | moving back and forth repeatedly |
| 57. | patchy | uneven in quality or occurrence |
| 58. | periodic | recurring at regular intervals |
| 59. | plastic | easily shaped or molded |
| 60. | pliable | easily bent or influenced |
| 61. | protean | readily assuming different forms |
| 62. | provisional | arranged for the present only |
| 63. | quick-changing | changing quickly |
| 64. | rapidly changing | changing very quickly |
| 65. | reconfigurable | able to be configured again |
| 66. | rectifiable | able to be put right |
| 67. | reformable | able to be formed again |
| 68. | relative | varying according to comparison |
| 69. | replaceable | able to be replaced |
| 70. | reversible | able to be reversed |
| 71. | revisable | able to be revised |
| 72. | shapeable | able to be shaped |
| 73. | shiftable | able to be shifted |
| 74. | shifting | moving or changing frequently |
| 75. | situational | depending on particular circumstances |
| 76. | slow-changing | changing slowly over time |
| 77. | sporadic | happening at irregular intervals |
| 78. | substitutable | able to be substituted |
| 79. | switchable | able to be switched |
| 80. | temperamental | prone to sudden mood changes |
| 81. | tentative | not final or certain |
| 82. | transformable | able to be transformed |
| 83. | tunable | able to be adjusted finely |
| 84. | uncertain | not definite or predictable |
| 85. | undetermined | not yet decided or fixed |
| 86. | unfixed | not firmly set |
| 87. | unpredictable | not easily foreseen |
| 88. | unsettled | not fixed or resolved |
| 89. | unstable | not steady or secure |
| 90. | unsteady | not firm or constant |
| 91. | up-and-down | rising and falling repeatedly |
| 92. | vacillating | swinging between different opinions |
| 93. | variable | liable to vary or shift |
| 94. | versatile | able to serve many purposes |
| 95. | volatile | likely to change suddenly |
| 96. | wavering | hesitating or shifting between choices |
| 97. | wayward | unpredictable and hard to control |
| 98. | whimsical | playfully or oddly changeful |
| 99. | workable | able to be worked or changed |
| 100. | yo-yoing | rising and falling repeatedly |