| No. | Item | Definition |
|---|---|---|
| 1. | aloof | distant and reserved |
| 2. | austere | plain and unadorned |
| 3. | average | typical; not exceptional |
| 4. | balanced | evenly distributed; level |
| 5. | bare | without covering or decoration |
| 6. | basic | simple; without extras |
| 7. | bland | lacking strong features |
| 8. | blank | without expression; empty |
| 9. | blunt | plainly direct; not subtle |
| 10. | boring | not interesting |
| 11. | clichéd | full of clichés |
| 12. | cold | unfriendly; lacking warmth |
| 13. | colorless | lacking color or interest |
| 14. | commonplace | ordinary and unremarkable |
| 15. | consistent | even throughout |
| 16. | cool | not warm; reserved |
| 17. | dead | without life or energy |
| 18. | deadened | made less lively or sensitive |
| 19. | deadpan | without expression or emotion |
| 20. | detached | emotionally distant |
| 21. | direct | without embellishment |
| 22. | distant | not friendly or close |
| 23. | drab | dull in appearance |
| 24. | dreary | dull and depressing |
| 25. | dull | not interesting; boring |
| 26. | even | smooth and level |
| 27. | everyday | ordinary; daily |
| 28. | expressionless | showing no emotion |
| 29. | featureless | without distinct features |
| 30. | flush | level with a surface |
| 31. | forgettable | not memorable |
| 32. | formulaic | following a fixed pattern |
| 33. | hackneyed | overused; unoriginal |
| 34. | horizontal | parallel to the horizon |
| 35. | impassive | showing no emotion |
| 36. | inexpressive | not showing feelings |
| 37. | insipid | lacking flavor or interest |
| 38. | lackluster | dull; without shine |
| 39. | level | even; not sloped |
| 40. | lifeless | without energy or spirit |
| 41. | listless | lacking energy or interest |
| 42. | low-key | restrained; not flashy |
| 43. | matter-of-fact | plain; without emotion |
| 44. | mechanical | lacking warmth or feeling |
| 45. | mild | not strong or intense |
| 46. | minimal | very simple; not elaborate |
| 47. | modest | not showy or boastful |
| 48. | monochrome | one color; lacking variety |
| 49. | monotone | without variation in tone |
| 50. | monotonous | lacking variety; repetitive |
| 51. | muted | softened; less intense |
| 52. | no-frills | without extras or decoration |
| 53. | normal | usual; not unusual |
| 54. | one-note | lacking variety |
| 55. | ordinary | not special or unusual |
| 56. | plain | simple; without decoration |
| 57. | planar | forming a plane surface |
| 58. | plane | lying in one flat surface |
| 59. | predictable | easy to foresee |
| 60. | prosaic | ordinary; lacking poetry |
| 61. | regular | even and orderly |
| 62. | remote | distant; not involved |
| 63. | repetitive | repeated too often |
| 64. | restrained | kept under control |
| 65. | robotic | mechanical; without feeling |
| 66. | routine | usual and regular |
| 67. | run-of-the-mill | ordinary; not special |
| 68. | simple | not elaborate or complex |
| 69. | smooth | without bumps or roughness |
| 70. | spare | simple and undecorated |
| 71. | square | set level and true |
| 72. | stable | not shifting or tilting |
| 73. | standard | usual; normal |
| 74. | steady | not changing; even |
| 75. | straight | not curved or bent |
| 76. | straightforward | simple and direct |
| 77. | subdued | restrained; not showy |
| 78. | tasteless | without flavor; dull |
| 79. | tedious | too long and boring |
| 80. | tired | worn out; not fresh |
| 81. | toned-down | made less intense |
| 82. | trite | overused and unoriginal |
| 83. | true | even; not warped |
| 84. | two-dimensional | having only length and width |
| 85. | typical | usual; expected |
| 86. | unbent | not bent |
| 87. | unbroken | without curves or interruptions |
| 88. | uncreased | without creases |
| 89. | unfurrowed | without grooves or ridges |
| 90. | uniform | even and consistent |
| 91. | unraised | not raised or elevated |
| 92. | unrippled | without ripples or waves |
| 93. | untextured | without noticeable texture |
| 94. | unwarped | not bent out of shape |
| 95. | unwavy | not wavy |
| 96. | unwrinkled | without wrinkles or folds |
| 97. | vanilla | plain; not adventurous |
| 98. | wooden | stiff; without emotion |
| 99. | workmanlike | plain but competent |
| 100. | worn | used and no longer fresh |