| No. | Item | Definition |
|---|---|---|
| 1. | absorbed | deeply engaged mentally |
| 2. | aimed | directed toward something |
| 3. | alert | quick to notice things |
| 4. | analytic | using careful reasoning |
| 5. | assiduous | showing persistent attention |
| 6. | attentive | paying close attention |
| 7. | awake | mentally alert |
| 8. | aware | conscious and attentive |
| 9. | bent | strongly determined |
| 10. | brooding | deeply absorbed in thought |
| 11. | businesslike | practical and attentive |
| 12. | captivated | strongly absorbed |
| 13. | careful | showing close attention |
| 14. | cerebral | involving serious thought |
| 15. | clearheaded | thinking clearly |
| 16. | committed | firmly devoted to something |
| 17. | concentrated | giving full attention |
| 18. | conscious | aware and mentally present |
| 19. | contemplative | deep in thought |
| 20. | deliberate | done with careful intention |
| 21. | detail-minded | attentive to small details |
| 22. | detail-oriented | careful about details |
| 23. | dialed in | carefully tuned and attentive |
| 24. | directed | guided toward a goal |
| 25. | disciplined | showing controlled attention |
| 26. | discriminating | carefully choosing and noticing |
| 27. | driven | strongly motivated and intent |
| 28. | earnest | serious and sincere |
| 29. | engaged | mentally involved and attentive |
| 30. | engrossed | fully absorbed |
| 31. | exact | highly accurate and careful |
| 32. | fascinated | strongly interested and absorbed |
| 33. | fixated | unable to look away mentally |
| 34. | fixed | firmly directed or set |
| 35. | goal-oriented | directed toward goals |
| 36. | grounded | stable and clear-minded |
| 37. | heedful | carefully attentive |
| 38. | hooked | strongly absorbed or interested |
| 39. | immersed | deeply involved in something |
| 40. | in the zone | performing with full concentration |
| 41. | industrious | hardworking and attentive |
| 42. | intent | showing strong attention |
| 43. | intentional | done on purpose |
| 44. | intentive | showing close attention |
| 45. | intrigued | curiously absorbed |
| 46. | invested | emotionally committed and attentive |
| 47. | involved | actively engaged |
| 48. | keen | eagerly attentive |
| 49. | keyed up | mentally alert and ready |
| 50. | levelheaded | calm and sensible |
| 51. | locked in | fully mentally engaged |
| 52. | meditative | deeply thoughtful and calm |
| 53. | methodical | done in an orderly way |
| 54. | meticulous | very careful with details |
| 55. | mindful | aware and attentive |
| 56. | observant | good at noticing details |
| 57. | occupied | busy with something |
| 58. | on point | mentally sharp and attentive |
| 59. | on task | attending to the work |
| 60. | organized | arranged and managed well |
| 61. | particular | careful about details |
| 62. | pinpointed | narrowly directed |
| 63. | poised | ready and composed |
| 64. | preoccupied | thinking mainly about one thing |
| 65. | present | mentally attentive now |
| 66. | primed | prepared and mentally ready |
| 67. | punctilious | strictly attentive to details |
| 68. | purposeful | having clear intention |
| 69. | ready | prepared and attentive |
| 70. | reflective | thoughtful and attentive |
| 71. | resolute | showing firm purpose |
| 72. | rigorous | strict and careful |
| 73. | riveted | completely absorbed |
| 74. | ruminative | given to deep thought |
| 75. | selective | carefully directed or limited |
| 76. | set | firmly decided or directed |
| 77. | sharp | mentally quick and attentive |
| 78. | single-minded | having one clear aim |
| 79. | spellbound | completely absorbed |
| 80. | steadfast | firm and unwavering |
| 81. | studious | serious and attentive |
| 82. | study-minded | thinking mainly about study |
| 83. | switched on | mentally alert and attentive |
| 84. | targeted | directed at a goal |
| 85. | task-oriented | directed toward completing tasks |
| 86. | tenacious | holding firmly to purpose |
| 87. | thorough | complete and careful |
| 88. | thoughtful | showing careful thought |
| 89. | tuned in | attentively aware |
| 90. | undeviating | not turning aside |
| 91. | undistracted | not mentally pulled away |
| 92. | undivided | not split among things |
| 93. | unswerving | not changing direction |
| 94. | unwavering | not weakening or shifting |
| 95. | vigilant | watchfully attentive |
| 96. | watchful | carefully observant |
| 97. | work-minded | thinking mainly about work |
| 98. | working | actively doing the task |
| 99. | wrapped up | fully absorbed in something |
| 100. | zeroed in | directing attention closely |