| No. | Item | Definition |
|---|---|---|
| 1. | academic | scholarly knowledgeable person |
| 2. | accomplished hand | skilled experienced person |
| 3. | accomplished professional | highly capable professional |
| 4. | accomplished scholar | highly learned person |
| 5. | accomplished technician | highly skilled technician |
| 6. | ace | person exceptionally skilled |
| 7. | adept | highly skilled person |
| 8. | analyst | person skilled at analysis |
| 9. | artisan | skilled craft worker |
| 10. | authority | trusted source of knowledge |
| 11. | brain | very intelligent person |
| 12. | buff | knowledgeable enthusiast |
| 13. | capable hand | competent skilled person |
| 14. | coder | person skilled at programming |
| 15. | connoisseur | expert judge of quality |
| 16. | consultant | specialized professional adviser |
| 17. | consulting specialist | specialized professional adviser |
| 18. | consummate professional | complete and polished professional |
| 19. | crack professional | highly skilled professional |
| 20. | crackerjack | excellent, highly skilled person |
| 21. | craftsman | skilled maker or worker |
| 22. | craftsperson | skilled maker or worker |
| 23. | dab hand | person very skilled |
| 24. | dabster | person skilled at something |
| 25. | dean | senior respected authority |
| 26. | designer | person skilled at design |
| 27. | developer | person skilled at building systems |
| 28. | doyen | most respected senior expert |
| 29. | engineer | person skilled in technical work |
| 30. | field leader | leading person in a field |
| 31. | finished artist | fully accomplished skilled person |
| 32. | first-rate pro | excellent professional |
| 33. | fixer | person skilled at solving problems |
| 34. | foremost authority | most prominent expert source |
| 35. | front-runner | leading person in field |
| 36. | genius | person of exceptional ability |
| 37. | go-to person | person relied on for expertise |
| 38. | guru | widely respected knowledgeable person |
| 39. | high flier | person achieving at high level |
| 40. | hotshot | person notably talented |
| 41. | innovator | person introducing new ideas |
| 42. | instructor | person skilled at teaching |
| 43. | intellectual | highly thoughtful learned person |
| 44. | journeyman | experienced competent worker |
| 45. | key authority | important trusted expert |
| 46. | knowledgeable person | well-informed skilled person |
| 47. | leader | top person in field |
| 48. | leading authority | widely recognized top expert |
| 49. | leading professional | prominent skilled professional |
| 50. | leading specialist | specialist of highest standing |
| 51. | learned person | person with much knowledge |
| 52. | luminary | influential expert figure |
| 53. | maestro | master of an art |
| 54. | master | highly skilled person |
| 55. | mastermind | person with exceptional expertise |
| 56. | maven | trusted expert or enthusiast |
| 57. | mentor | trusted experienced guide |
| 58. | noted authority | well-known expert source |
| 59. | old hand | experienced and skilled person |
| 60. | old master | highly accomplished master |
| 61. | old pro | experienced professional |
| 62. | operator | person skilled in handling |
| 63. | oracle | person whose advice is trusted |
| 64. | past master | person highly skilled |
| 65. | polymath | person knowledgeable in many fields |
| 66. | practitioner | person actively skilled professionally |
| 67. | pro | professional or highly skilled person |
| 68. | problem-solver | person skilled at solutions |
| 69. | professional | skilled person in a field |
| 70. | programmer | person who writes code skillfully |
| 71. | pundit | expert who gives opinions |
| 72. | recognized authority | accepted knowledgeable source |
| 73. | renaissance person | widely talented knowledgeable person |
| 74. | researcher | person skilled in investigation |
| 75. | resource person | person consulted for knowledge |
| 76. | safe pair of hands | reliable skilled person |
| 77. | savant | person of profound learning |
| 78. | scholar | learned person |
| 79. | seasoned hand | experienced skilled person |
| 80. | seasoned pro | experienced highly skilled professional |
| 81. | skilled hand | person with practiced ability |
| 82. | SME | subject-matter expert |
| 83. | specialist | someone with deep knowledge |
| 84. | specializer | person focused on one area |
| 85. | subject specialist | expert in one subject |
| 86. | teacher | person who imparts knowledge |
| 87. | technician | person skilled in technique |
| 88. | top authority | most trusted knowledgeable source |
| 89. | top hand | highly capable worker |
| 90. | top professional | highly skilled professional |
| 91. | top specialist | highly regarded specialist |
| 92. | trainer | person skilled at teaching |
| 93. | troubleshooter | person who solves difficult issues |
| 94. | versed practitioner | experienced knowledgeable professional |
| 95. | veteran | person with long experience |
| 96. | virtuoso | person with outstanding skill |
| 97. | well-informed person | person with strong knowledge |
| 98. | well-versed person | person thoroughly familiar |
| 99. | whiz | person very skilled at something |
| 100. | wizard | person with remarkable skill |