| No. | Item | Definition |
|---|---|---|
| 1. | absorbed | deeply occupied in thought or work |
| 2. | abuzz | full of lively activity |
| 3. | active | doing things; not idle |
| 4. | all tied up | completely occupied or unavailable |
| 5. | assiduous | showing constant careful effort |
| 6. | astir | actively moving or busy |
| 7. | at it | actively doing the task |
| 8. | at work | working; occupied with a job |
| 9. | backlogged | delayed by accumulated work |
| 10. | behind | not caught up with work |
| 11. | booked | scheduled with no free time |
| 12. | brisk | quick and active |
| 13. | burdened | loaded with duties or work |
| 14. | buzzing | full of active energy |
| 15. | caught up | occupied with current tasks |
| 16. | committed | bound by duties or plans |
| 17. | crammed | packed tightly with commitments |
| 18. | deep in | heavily involved in something |
| 19. | deluged | flooded with tasks or requests |
| 20. | detained | kept occupied or delayed |
| 21. | diligent | careful and steadily hardworking |
| 22. | double-booked | scheduled for two things at once |
| 23. | dynamic | energetic and active |
| 24. | elbow-deep | deeply occupied with a task |
| 25. | employed | working or occupied in a job |
| 26. | energetic | showing strong active effort |
| 27. | engaged | actively involved or occupied |
| 28. | engrossed | fully absorbed in an activity |
| 29. | firing on all cylinders | working at full capacity |
| 30. | flat out | working as hard as possible |
| 31. | frantic | wildly busy and rushed |
| 32. | full | having no spare time |
| 33. | fully booked | having no open time slots |
| 34. | fully engaged | completely involved or occupied |
| 35. | going full tilt | working at maximum effort |
| 36. | grinding | working steadily and hard |
| 37. | hard-pressed | under pressure from many demands |
| 38. | hardworking | putting in a lot of effort |
| 39. | hectic | full of rushed activity |
| 40. | held up | delayed by ongoing demands |
| 41. | humming | working actively and smoothly |
| 42. | hustling | working energetically and quickly |
| 43. | immersed | deeply involved in something |
| 44. | in action | actively doing something |
| 45. | in conference | occupied in a meeting |
| 46. | in full swing | at the busiest stage |
| 47. | in meetings | occupied attending meetings |
| 48. | in session | currently occupied with proceedings |
| 49. | industrious | hardworking and consistently active |
| 50. | involved | actively engaged in something |
| 51. | jammed | crowded with activity or tasks |
| 52. | knee-deep | deeply involved in work |
| 53. | laboring | working hard at something |
| 54. | lively | full of activity and energy |
| 55. | loaded | filled with work or duties |
| 56. | maxed out | at full capacity |
| 57. | midtask | in the middle of a task |
| 58. | moving | actively doing things |
| 59. | nonstop | continuing without pause |
| 60. | occupied | engaged in activity or work |
| 61. | on deadline | working to meet a due date |
| 62. | on duty | currently working or serving |
| 63. | on the go | constantly active or moving |
| 64. | on the job | actively working at a job |
| 65. | otherwise engaged | busy with another matter |
| 66. | otherwise occupied | busy with something else |
| 67. | overloaded | having too much work or activity |
| 68. | overscheduled | given too many planned activities |
| 69. | packed | filled with activity or commitments |
| 70. | preoccupied | mentally absorbed or occupied |
| 71. | pressed | short of time; occupied |
| 72. | pulling shifts | working scheduled periods |
| 73. | pushed | under pressure to keep working |
| 74. | rolling | actively proceeding with energy |
| 75. | run off your feet | extremely busy and rushed |
| 76. | run ragged | worn out by constant busyness |
| 77. | running around | moving about doing many tasks |
| 78. | rushed | hurried because of much to do |
| 79. | scheduled | having time already assigned |
| 80. | slaving | working very hard |
| 81. | snowed under | burdened with too much work |
| 82. | spoken for | already claimed or occupied |
| 83. | stacked | filled with many tasks |
| 84. | stirring | actively moving around |
| 85. | stretched | under strain from many demands |
| 86. | swamped | overloaded with too much to do |
| 87. | taken | not available; already occupied |
| 88. | tasked | assigned work to do |
| 89. | taxed | strained by heavy demands |
| 90. | tied up | unable to attend; occupied |
| 91. | time-pressed | having too little time |
| 92. | toiling | working hard and steadily |
| 93. | unavailable | not free to respond or meet |
| 94. | under pressure | facing many urgent demands |
| 95. | under the gun | under urgent pressure |
| 96. | underway | already in progress and active |
| 97. | up to your ears | overwhelmed with tasks or problems |
| 98. | up to your neck | deeply involved and overloaded |
| 99. | working | doing a job or task |
| 100. | wrapped up | fully occupied in something |