| No. | Item | Definition |
|---|---|---|
| 1. | acquainted | familiar through experience or study |
| 2. | adept | highly skilled and informed |
| 3. | advised | given information or guidance |
| 4. | alive to | aware of and responsive to |
| 5. | astute | keenly perceptive and informed |
| 6. | at home in | comfortable and knowledgeable in |
| 7. | au fait | familiar and well informed |
| 8. | authoritative | showing expert confidence and knowledge |
| 9. | authority | trusted expert source |
| 10. | awake | aware and alert |
| 11. | aware | having understanding or information |
| 12. | book-learned | knowledge gained from books |
| 13. | bookish | given to study and reading |
| 14. | brainy | very smart and informed |
| 15. | briefed | given the necessary information |
| 16. | bright | quick and intelligent |
| 17. | brilliant | exceptionally intelligent and insightful |
| 18. | clued-in | aware of what is happening |
| 19. | cognizant | aware and informed |
| 20. | commanding | showing strong mastery |
| 21. | competent | capable and well informed |
| 22. | connoisseur | expert judge in a field |
| 23. | conscious | aware of something |
| 24. | conversant | familiar with a subject |
| 25. | cultivated | well educated and refined |
| 26. | cultured | educated and knowledgeable |
| 27. | current | informed about present matters |
| 28. | dab hand | person highly skilled at something |
| 29. | deep | having serious understanding |
| 30. | discerning | showing good judgment and insight |
| 31. | educated | having substantial learning |
| 32. | enlightened | having broad understanding |
| 33. | erudite | deeply learned and scholarly |
| 34. | experienced | having gained knowledge through practice |
| 35. | expert | having great skill and knowledge |
| 36. | familiar | having good knowledge of |
| 37. | grounded | having solid basic knowledge |
| 38. | hip | aware and informed |
| 39. | hotshot | highly skilled, confident person |
| 40. | in the know | having inside knowledge |
| 41. | in the picture | fully informed |
| 42. | informed | having relevant knowledge |
| 43. | initiated | brought into special knowledge |
| 44. | insightful | showing deep understanding |
| 45. | instructed | taught and informed |
| 46. | intellectual | highly thoughtful and informed |
| 47. | intelligent | quick to understand and learn |
| 48. | knowing | showing awareness or understanding |
| 49. | knowledge-rich | full of useful knowledge |
| 50. | learned | highly educated or scholarly |
| 51. | lettered | educated and learned |
| 52. | literate | well educated in a subject |
| 53. | maestro | master in a field |
| 54. | master | person with complete command |
| 55. | masterful | showing expert knowledge |
| 56. | masterly | showing great skill and knowledge |
| 57. | mindful | aware and attentive |
| 58. | observant | quick to notice details |
| 59. | old hand | experienced and knowledgeable person |
| 60. | on the ball | alert, competent, and informed |
| 61. | on top of | fully informed about |
| 62. | perceptive | quick to notice and understand |
| 63. | plugged-in | well connected and informed |
| 64. | posted | kept informed |
| 65. | practiced | skilled through experience |
| 66. | pragmatic | guided by practical understanding |
| 67. | privy to | having special knowledge of |
| 68. | proficient | competent and well practiced |
| 69. | qualified | having suitable knowledge or training |
| 70. | read | well informed through reading |
| 71. | sagacious | wise and perceptive |
| 72. | sage | wise and deeply informed |
| 73. | savant | person with exceptional knowledge |
| 74. | savvy | practically informed and shrewd |
| 75. | scholarly | showing deep academic knowledge |
| 76. | schooled | educated or trained |
| 77. | seasoned | experienced and knowledgeable |
| 78. | skilled | having training and knowledge |
| 79. | specialist | expert in one area |
| 80. | streetwise | knowledgeable about real-world situations |
| 81. | studied | carefully learned about |
| 82. | switched-on | alert and well informed |
| 83. | trained | taught and knowledgeable |
| 84. | tutored | taught by instruction |
| 85. | understanding | sympathetically aware and informed |
| 86. | up on | well informed about |
| 87. | up-to-date | informed about recent developments |
| 88. | versed | experienced and informed |
| 89. | veteran | long-experienced person |
| 90. | virtuoso | person with outstanding skill |
| 91. | well-briefed | thoroughly informed |
| 92. | well-informed | knowing a lot about something |
| 93. | well-read | widely read and informed |
| 94. | well-schooled | thoroughly educated or trained |
| 95. | well-taught | properly instructed |
| 96. | well-versed | very knowledgeable about |
| 97. | whiz | person very skilled or smart |
| 98. | with it | aware of current things |
| 99. | wizard | person with remarkable skill |
| 100. | worldly-wise | experienced in practical life |