| No. | Item | Definition |
|---|---|---|
| 1. | analyze | examine methodically |
| 2. | appraise | assess carefully |
| 3. | arrive at | reach by thought |
| 4. | ask | seek information |
| 5. | assess | evaluate or determine |
| 6. | attest | confirm as true |
| 7. | authenticate | prove genuine or valid |
| 8. | back up | support with evidence |
| 9. | be sure of | have certainty about |
| 10. | bear out | support as true |
| 11. | bring out | make clear |
| 12. | bring to light | reveal or uncover |
| 13. | calculate | work out by reasoning |
| 14. | certify | attest as true |
| 15. | check | examine to make sure |
| 16. | conclude | decide from evidence |
| 17. | confirm | make sure something is true |
| 18. | consult | seek information from |
| 19. | corroborate | confirm with supporting evidence |
| 20. | cross-check | verify by comparison |
| 21. | decide | reach a determination |
| 22. | deduce | reach by logical reasoning |
| 23. | detect | discover the presence of |
| 24. | determine | find out for certain |
| 25. | diagnose | identify the nature of |
| 26. | discover | find out or learn |
| 27. | document | provide evidence for |
| 28. | double-check | check again for certainty |
| 29. | enquire | ask for information |
| 30. | establish | confirm or prove clearly |
| 31. | estimate | roughly calculate or judge |
| 32. | evaluate | judge the value or nature |
| 33. | examine | look into carefully |
| 34. | explore | look into thoroughly |
| 35. | expose | reveal something hidden |
| 36. | extract | draw out information |
| 37. | ferret out | discover by searching |
| 38. | figure out | work out or discover |
| 39. | find out | learn or uncover |
| 40. | gauge | judge or determine |
| 41. | get a fix on | determine more exactly |
| 42. | get at | understand or uncover |
| 43. | glean | gather bit by bit |
| 44. | go over | examine carefully |
| 45. | home in on | move toward exact answer |
| 46. | identify | recognize or determine exactly |
| 47. | infer | conclude from evidence |
| 48. | inquire | ask for information |
| 49. | inspect | examine closely |
| 50. | interpret | explain the meaning of |
| 51. | investigate | inquire into systematically |
| 52. | judge | form an opinion from facts |
| 53. | learn | come to know |
| 54. | locate | find the position of |
| 55. | look into | investigate |
| 56. | make out | discern or understand |
| 57. | make sure | ensure by checking |
| 58. | measure | determine size or amount |
| 59. | nail down | determine firmly |
| 60. | name | identify specifically |
| 61. | notice | become aware of |
| 62. | observe | watch and note |
| 63. | piece together | assemble clues to understand |
| 64. | pin down | determine exactly |
| 65. | presume | suppose based on probability |
| 66. | probe | investigate deeply |
| 67. | prove | show to be true |
| 68. | put together | combine clues mentally |
| 69. | quantify | express as an amount |
| 70. | query | ask about formally |
| 71. | question | ask to find out |
| 72. | read | interpret or understand |
| 73. | reason out | figure out logically |
| 74. | reckon | calculate or judge |
| 75. | recognize | identify from knowledge |
| 76. | research | study to discover facts |
| 77. | resolve | settle or determine |
| 78. | reveal | make known |
| 79. | review | examine again |
| 80. | scrutinize | examine very closely |
| 81. | settle | decide or resolve |
| 82. | solve | find the answer to |
| 83. | sound out | find out opinions or facts |
| 84. | spot | notice or detect |
| 85. | study | examine in detail |
| 86. | substantiate | support with evidence |
| 87. | survey | examine broadly |
| 88. | tease out | draw out gradually |
| 89. | tell | determine by noticing |
| 90. | test | check by trial |
| 91. | trace | track down or discover |
| 92. | track down | locate after searching |
| 93. | try out | test in practice |
| 94. | uncover | reveal or discover |
| 95. | unearth | find by searching |
| 96. | validate | confirm as sound |
| 97. | verify | check that it is true |
| 98. | vouch for | confirm reliability or truth |
| 99. | work out | solve or determine |
| 100. | zero in on | focus to determine |