| No. | Item | Definition |
|---|---|---|
| 1. | aloof | distant and not socially engaged |
| 2. | antisocial | avoiding or opposed to social contact |
| 3. | asocial | not seeking social interaction |
| 4. | avoidant | inclined to avoid social engagement |
| 5. | bashful | shy and easily embarrassed |
| 6. | brusque | abrupt and not socially warm |
| 7. | buttoned-up | reserved and emotionally controlled |
| 8. | cloistered | separated from ordinary social life |
| 9. | close-mouthed | unwilling to speak freely |
| 10. | closed | not open about feelings or thoughts |
| 11. | contained | emotionally controlled and restrained |
| 12. | contemplative | quietly thoughtful and reflective |
| 13. | controlled | restrained in behavior or expression |
| 14. | cool | emotionally controlled and reserved |
| 15. | coy | shyly reluctant or reserved |
| 16. | curt | brief and not warmly communicative |
| 17. | decorous | proper, controlled, and restrained |
| 18. | demure | quiet, reserved, and modest |
| 19. | detached | emotionally separate or uninvolved |
| 20. | diffident | lacking confidence in social situations |
| 21. | dignified | controlled and not overly familiar |
| 22. | distant | emotionally or socially remote |
| 23. | formal | distant and not personally warm |
| 24. | grave | serious and restrained |
| 25. | guarded | careful about revealing oneself |
| 26. | hermitlike | living or behaving very reclusively |
| 27. | impassive | not showing emotion outwardly |
| 28. | inaccessible | hard to reach emotionally or socially |
| 29. | incommunicative | unwilling or unable to communicate much |
| 30. | inhibited | restrained in expression or behavior |
| 31. | inner-directed | guided by inward reflection |
| 32. | insular | closed off from outside contact |
| 33. | internally focused | focused on one’s inner experience |
| 34. | introspective | given to examining one’s own thoughts |
| 35. | inward-looking | focused on inner thoughts and feelings |
| 36. | inward-turned | turned toward inner thoughts |
| 37. | isolated | separated from social contact |
| 38. | laconic | using very few words |
| 39. | lone | solitary or alone by preference |
| 40. | loner-like | resembling someone who prefers solitude |
| 41. | lonerish | inclined to be a loner |
| 42. | low-key | quiet and not attention-seeking |
| 43. | meditative | quietly reflective and inward-focused |
| 44. | meek | quiet, gentle, and submissive |
| 45. | mild-mannered | gentle, quiet, and unassertive |
| 46. | morose | gloomy and withdrawn |
| 47. | mousy | shy, quiet, and unassertive |
| 48. | muted | subdued and not expressive |
| 49. | noncommunicative | not communicating much |
| 50. | nondemonstrative | not openly showing emotion |
| 51. | not chatty | not given to casual talk |
| 52. | not expressive | not openly showing thoughts or feelings |
| 53. | not forthcoming | not readily sharing information or feelings |
| 54. | not outgoing | not socially bold or expressive |
| 55. | not sociable | not inclined toward social company |
| 56. | not talkative | not inclined to speak much |
| 57. | passive | not assertive or outwardly active |
| 58. | pensive | quietly thoughtful or reflective |
| 59. | prim | stiffly proper and reserved |
| 60. | private | keeping personal matters to oneself |
| 61. | proper | restrained and socially correct |
| 62. | prudish | overly proper and reserved |
| 63. | quiet | not talkative or socially forward |
| 64. | reclusive | avoiding other people and public life |
| 65. | reflective | disposed to quiet thought |
| 66. | remote | distant in manner or feeling |
| 67. | repressed | held back emotionally or socially |
| 68. | reserved | slow to share thoughts or feelings |
| 69. | restrained | controlled and not openly expressive |
| 70. | reticent | reluctant to speak or open up |
| 71. | retiring | shy and avoiding attention |
| 72. | retreating | pulling back from social contact |
| 73. | ruminative | inclined to deep private thought |
| 74. | secluded | kept away from social contact |
| 75. | self-contained | emotionally independent and not outwardly expressive |
| 76. | self-effacing | avoiding attention or praise |
| 77. | self-reflective | focused on one’s inner life |
| 78. | shrinking | shy and inclined to avoid attention |
| 79. | shy | nervous or hesitant around others |
| 80. | socially cautious | careful and hesitant socially |
| 81. | socially hesitant | slow to engage with others |
| 82. | socially quiet | quiet around other people |
| 83. | socially reserved | not open or outgoing with others |
| 84. | socially shy | shy in social settings |
| 85. | solitary | preferring to be alone |
| 86. | taciturn | habitually saying little |
| 87. | terse | using few words, often reservedly |
| 88. | tight-lipped | reluctant to say much |
| 89. | timid | lacking social confidence or boldness |
| 90. | unapproachable | not easy to approach socially |
| 91. | unassertive | not forceful or socially bold |
| 92. | uncommunicative | not willing to talk much |
| 93. | undemonstrative | restrained in showing emotion |
| 94. | unexpressive | not showing feelings openly |
| 95. | unforthcoming | not ready to share or speak |
| 96. | unobtrusive | not attracting attention |
| 97. | unsociable | not inclined to seek company |
| 98. | unvocal | not inclined to speak out |
| 99. | walled-off | emotionally closed to others |
| 100. | withdrawn | kept apart from social interaction |
