| No. | Item | Definition |
|---|---|---|
| 1. | airy | lightly unconcerned |
| 2. | aloof | distant and uninvolved |
| 3. | apathetic | showing little feeling or interest |
| 4. | assured | confident and composed |
| 5. | at ease | comfortable and relaxed |
| 6. | at leisure | without hurry or concern |
| 7. | balanced | emotionally steady |
| 8. | blank-faced | showing no reaction |
| 9. | blasé | unimpressed from overfamiliarity |
| 10. | blithe | cheerfully unconcerned |
| 11. | buoyant | lighthearted and cheerful |
| 12. | businesslike | practical and unemotional |
| 13. | calm | peaceful and untroubled |
| 14. | carefree | free from worry or concern |
| 15. | casual | relaxed and unconcerned |
| 16. | casually cool | relaxed and stylishly calm |
| 17. | cavalier | showing dismissive unconcern |
| 18. | collected | calm and in control |
| 19. | composed | calm and self-controlled |
| 20. | confident | sure and self-possessed |
| 21. | cool | calm and unbothered |
| 22. | coolheaded | calm under pressure |
| 23. | deadpan | deliberately expressionless |
| 24. | detached | emotionally uninvolved or distant |
| 25. | devil-may-care | recklessly unconcerned |
| 26. | disinterested | unbiased and detached |
| 27. | dispassionate | free from strong emotion |
| 28. | distant | emotionally removed |
| 29. | dry | showing restrained emotion |
| 30. | easy | relaxed and untroubled |
| 31. | easygoing | calm and not easily upset |
| 32. | equable | even-tempered and calm |
| 33. | even-tempered | calm and steady |
| 34. | expressionless | showing no emotion |
| 35. | flip | casually disrespectful or unconcerned |
| 36. | free and easy | informally relaxed |
| 37. | go-with-the-flow | adaptably relaxed |
| 38. | grounded | stable and calm |
| 39. | happy-go-lucky | cheerfully unconcerned |
| 40. | heedless | showing little attention or care |
| 41. | impassive | showing no emotion |
| 42. | imperturbable | unable to be upset |
| 43. | inattentive | not paying close attention |
| 44. | incurious | showing little interest |
| 45. | indifferent | showing little interest or concern |
| 46. | informal | casual and relaxed |
| 47. | insouciant | casually unconcerned |
| 48. | lackadaisical | lazily unconcerned |
| 49. | laid-back | informally relaxed and easygoing |
| 50. | languid | relaxed and unhurried |
| 51. | levelheaded | sensible and calm |
| 52. | lighthearted | cheerfully unconcerned |
| 53. | loose | relaxed and not tense |
| 54. | low-key | deliberately restrained |
| 55. | matter-of-fact | practical and unemotional |
| 56. | measured | carefully controlled |
| 57. | mellow | softly relaxed and calm |
| 58. | moderate | not extreme or intense |
| 59. | natural | unforced and relaxed |
| 60. | noncommittal | not expressing strong feelings |
| 61. | not fussed | not especially concerned |
| 62. | offhand | casual and not preplanned |
| 63. | passive | not actively engaged |
| 64. | patient | able to stay calm |
| 65. | peaceful | calm and undisturbed |
| 66. | phlegmatic | calm and unemotional |
| 67. | placid | calm and undisturbed |
| 68. | poised | balanced and self-assured |
| 69. | poker-faced | showing no feelings |
| 70. | relaxed | free from tension or worry |
| 71. | remote | emotionally distant |
| 72. | reserved | restrained and unemotional |
| 73. | restrained | controlled and unemotional |
| 74. | rolling with it | accepting things casually |
| 75. | sangfroid | coolness under pressure |
| 76. | sanguine | calmly optimistic |
| 77. | secure | calmly confident and assured |
| 78. | self-possessed | calm and confident |
| 79. | serene | calm and peaceful |
| 80. | sprightly | lively and carefree |
| 81. | steady | firm and calm |
| 82. | stoic | enduring without showing feeling |
| 83. | stolid | calm and not easily excited |
| 84. | stress-free | free from stress |
| 85. | taking it easy | relaxing without concern |
| 86. | temperate | moderate and self-controlled |
| 87. | tranquil | free from disturbance |
| 88. | unagitated | not upset or excited |
| 89. | unbothered | not worried or annoyed |
| 90. | unconcerned | not worried or interested |
| 91. | unemotional | not showing strong feelings |
| 92. | unexcited | not emotionally stirred |
| 93. | unfazed | not disturbed or impressed |
| 94. | unflappable | hard to upset |
| 95. | uninvolved | not emotionally engaged |
| 96. | unperturbed | not disturbed or anxious |
| 97. | unruffled | not disturbed or upset |
| 98. | unworried | not feeling worry |
| 99. | without a care | showing no worry |
| 100. | zen | calm and centered |