| No. | Item | Definition |
|---|---|---|
| 1. | absentminded | forgetful and distracted |
| 2. | absorbed | deeply occupied in thought |
| 3. | absorptive | prone to deep attention |
| 4. | abstracted | lost in private thought |
| 5. | addled | confused or muddle-headed |
| 6. | at a loss | unsure what to do |
| 7. | baffled | completely puzzled |
| 8. | befuddled | muddled and confused |
| 9. | bewildered | very confused |
| 10. | blank | showing no understanding |
| 11. | bleary | dazed or unclear |
| 12. | brooding | thoughtfully troubled |
| 13. | caught off guard | surprised and unprepared |
| 14. | clouded | made unclear mentally |
| 15. | cloudy | mentally unclear |
| 16. | confused | unable to understand clearly |
| 17. | contemplative | deeply thoughtful |
| 18. | curious | interested and puzzled |
| 19. | dazed | stunned and confused |
| 20. | discombobulated | confused and thrown off |
| 21. | discomfited | uneasy and confused |
| 22. | disconcerted | unsettled and confused |
| 23. | disordered | confused or chaotic |
| 24. | disorganized | lacking clear mental order |
| 25. | disoriented | confused about one’s situation |
| 26. | disturbed | mentally unsettled |
| 27. | engrossed | fully absorbed |
| 28. | entranced | absorbed as if spellbound |
| 29. | faraway | mentally distant |
| 30. | fascinated | deeply interested |
| 31. | flummoxed | completely confused |
| 32. | flustered | confused by pressure |
| 33. | foggy | mentally unclear |
| 34. | fuzzy | not mentally sharp |
| 35. | glassy-eyed | dazed and unresponsive |
| 36. | groggy | dazed and weak |
| 37. | hazy | unclear in mind |
| 38. | hypnotized | entranced and unresponsive |
| 39. | immersed | deeply absorbed |
| 40. | in a brown study | deeply absorbed in thought |
| 41. | in a daze | confused and stunned |
| 42. | in a fog | mentally unclear |
| 43. | inattentive | not paying attention |
| 44. | intent | focused in thought |
| 45. | knocked sideways | badly thrown by surprise |
| 46. | lost | not understanding what is happening |
| 47. | meditative | quietly thoughtful |
| 48. | mesmerized | captivated and absorbed |
| 49. | mixed-up | confused or mistaken |
| 50. | moody | quietly gloomy and thoughtful |
| 51. | muddled | confused in thought |
| 52. | muddleheaded | confused in thinking |
| 53. | musing | thoughtfully absorbed |
| 54. | mystified | unable to explain something |
| 55. | nonplussed | so surprised as to be unsure |
| 56. | not all there | confused or absentminded |
| 57. | not with it | confused or inattentive |
| 58. | off-balance | mentally thrown off |
| 59. | out of it | dazed or unaware |
| 60. | out of kilter | mentally unsettled |
| 61. | out of sorts | slightly unsettled |
| 62. | out to lunch | not mentally present |
| 63. | pensive | quietly thoughtful |
| 64. | perplexed | deeply puzzled |
| 65. | perturbed | troubled and confused |
| 66. | preoccupied | lost in thought |
| 67. | puzzled | confused and uncertain |
| 68. | questioning | doubtful and curious |
| 69. | quizzical | showing puzzled curiosity |
| 70. | rapt | completely absorbed |
| 71. | rattled | unsettled and confused |
| 72. | reflective | quietly thoughtful |
| 73. | ruminative | deep in thought |
| 74. | scatterbrained | confused and forgetful |
| 75. | scattered | unable to think clearly |
| 76. | spaced-out | dazed and inattentive |
| 77. | stunned | shocked into confusion |
| 78. | stupefied | stunned into confusion |
| 79. | stuporous | dazed and barely aware |
| 80. | surprised | caught off guard |
| 81. | taken aback | surprised and unsettled |
| 82. | thoughtful | lost in thought |
| 83. | thrown | made confused or unsettled |
| 84. | trancelike | dazed and absorbed |
| 85. | transfixed | held motionless by fascination |
| 86. | troubled | worried and uncertain |
| 87. | unbalanced | thrown mentally off balance |
| 88. | uncertain | not sure |
| 89. | unclear | not understanding clearly |
| 90. | unfocused | not mentally concentrated |
| 91. | unsettled | disturbed and unsure |
| 92. | unsure | lacking certainty |
| 93. | vacant | blank and uncomprehending |
| 94. | wide-eyed | surprised and confused |
| 95. | wistful | sadly thoughtful |
| 96. | wondering | thinking with uncertainty |
| 97. | woolly | vague and confused |
| 98. | wrapped in thought | absorbed in reflection |
| 99. | wrong-footed | thrown into uncertainty |
| 100. | zoned-out | mentally absent and dazed |