| No. | Item | Definition |
|---|---|---|
| 1. | adolescent | Like a teenager; not fully mature. |
| 2. | angelic | Very innocent and good. |
| 3. | animated | Full of life and movement. |
| 4. | artless | Natural, simple, and without deceit. |
| 5. | baby-faced | Having a youthful, innocent face. |
| 6. | babyish | Like a baby; immature. |
| 7. | bouncy | Lively, energetic, and cheerful. |
| 8. | boyish | Like a boy in manner. |
| 9. | bratty | Spoiled and badly behaved. |
| 10. | bright-eyed | Alert, eager, and innocent. |
| 11. | callow | Young and inexperienced. |
| 12. | carefree | Free from worry or responsibility. |
| 13. | cherubic | Sweet-faced and childishly innocent. |
| 14. | childish | Like a child, often immature. |
| 15. | cleanhearted | Morally innocent and sincere. |
| 16. | credulous | Too ready to believe. |
| 17. | dovelike | Gentle, innocent, and peaceful. |
| 18. | dreamy | Lost in innocent imagination. |
| 19. | eager | Keen and enthusiastic. |
| 20. | ebullient | Overflowing with cheerful energy. |
| 21. | elfin | Small, delicate, and mischievous. |
| 22. | excitable | Easily stirred to excitement. |
| 23. | exuberant | Full of lively enthusiasm. |
| 24. | foolish | Showing poor judgment. |
| 25. | fractious | Irritable and hard to manage. |
| 26. | fresh | New, innocent, and unaffected. |
| 27. | fretful | Restless, worried, or complaining. |
| 28. | frivolous | Not serious or sensible. |
| 29. | fussy | Hard to please; fretful. |
| 30. | gentle | Mild, kind, and tender. |
| 31. | giddy | Silly, excited, and lightheaded. |
| 32. | girlish | Like a girl in manner. |
| 33. | good-hearted | Kind and sincere. |
| 34. | goofy | Silly and playful. |
| 35. | green | Inexperienced and naive. |
| 36. | guileless | Honest and without deceit. |
| 37. | immature | Not fully grown or developed. |
| 38. | impish | Playfully mischievous. |
| 39. | inexperienced | Lacking practice or worldly knowledge. |
| 40. | infantile | Very childish or babyish. |
| 41. | ingenuous | Innocent, open, and sincere. |
| 42. | innocent | Free from guilt or worldly knowledge. |
| 43. | joyful | Full of happiness. |
| 44. | juvenile | Young or immature in manner. |
| 45. | kindergartenish | Like kindergarten; very childish. |
| 46. | kittenish | Playfully lively and coy. |
| 47. | lamb-like | Gentle, meek, and innocent. |
| 48. | lighthearted | Cheerful and carefree. |
| 49. | lively | Full of energy and spirit. |
| 50. | merry | Cheerful and happy. |
| 51. | mild | Gentle and not harsh. |
| 52. | mischievous | Playfully naughty. |
| 53. | naive | Innocent through lack of experience. |
| 54. | natural | Unaffected and spontaneous. |
| 55. | naughty | Mildly disobedient or mischievous. |
| 56. | new | Fresh and inexperienced. |
| 57. | newborn | Very new or innocent. |
| 58. | nurseryish | Like a nursery; childish. |
| 59. | open-eyed | Innocently attentive or amazed. |
| 60. | openhearted | Frank, warm, and trusting. |
| 61. | peevish | Irritable in a childish way. |
| 62. | petulant | Childishly sulky or irritable. |
| 63. | playful | Full of fun and play. |
| 64. | pouting | Showing childish displeasure. |
| 65. | prankish | Fond of playful tricks. |
| 66. | puerile | Childishly silly or immature. |
| 67. | pure | Innocent and morally clean. |
| 68. | purehearted | Having an innocent, good heart. |
| 69. | raw | Inexperienced and unrefined. |
| 70. | roguish | Playfully mischievous or cheeky. |
| 71. | round-eyed | Innocently wide-eyed. |
| 72. | schoolboyish | Like a schoolboy; immature or eager. |
| 73. | schoolgirlish | Like a schoolgirl; girlishly eager. |
| 74. | simple | Plain, innocent, or uncomplicated. |
| 75. | simplehearted | Innocent and sincere. |
| 76. | sincere | Genuine and honest in feeling. |
| 77. | softhearted | Compassionate and emotionally gentle. |
| 78. | spontaneous | Natural and unforced. |
| 79. | sweet | Pleasant, gentle, and innocent. |
| 80. | teenage | Like a teenager. |
| 81. | teenaged | Having teenage qualities. |
| 82. | tenderhearted | Kind, gentle, and easily moved. |
| 83. | tricksy | Playfully tricky or mischievous. |
| 84. | trusting | Ready to believe others. |
| 85. | unaffected | Natural and not pretentious. |
| 86. | underdeveloped | Not fully mature or developed. |
| 87. | unseasoned | Inexperienced or not yet mature. |
| 88. | unsophisticated | Simple and lacking worldly refinement. |
| 89. | untaught | Lacking instruction or experience. |
| 90. | untrained | Not trained or experienced. |
| 91. | untutored | Lacking training or sophistication. |
| 92. | unworldly | Lacking worldly experience or sophistication. |
| 93. | vivacious | Attractively lively and animated. |
| 94. | whiny | Complaining in a childish tone. |
| 95. | wide-eyed | Innocently amazed or trusting. |
| 96. | wondering | Full of innocent curiosity. |
| 97. | young | Having qualities of youth. |
| 98. | youngish | Somewhat young in manner. |
| 99. | youthful | Having the qualities of youth. |
| 100. | youthlike | Resembling youth in manner. |