| No. | Item | Definition |
|---|---|---|
| 1. | accredit | recognize as genuine |
| 2. | adduce evidence | cite evidence in support |
| 3. | affirm | state as true |
| 4. | analyze | examine to determine truth |
| 5. | ascertain | find out for certain |
| 6. | assay | test to determine quality |
| 7. | attest | declare as true |
| 8. | authenticate | show something is genuine |
| 9. | back up | support with evidence |
| 10. | be demonstrated | be shown with evidence |
| 11. | be established | be shown to be true |
| 12. | be shown | be demonstrated as true |
| 13. | bear out | confirm as true |
| 14. | bolster | strengthen with supporting evidence |
| 15. | bring to light | make something known |
| 16. | buttress | support strongly with evidence |
| 17. | certify | formally confirm as true |
| 18. | check | examine to confirm truth |
| 19. | cite evidence | refer to supporting evidence |
| 20. | clear up | resolve by finding truth |
| 21. | collect evidence | gather supporting facts |
| 22. | compile evidence | collect evidence |
| 23. | confirm | support as true or correct |
| 24. | corroborate | confirm with additional evidence |
| 25. | cross-check | verify by comparing sources |
| 26. | demonstrate | show clearly with evidence |
| 27. | determine | find out conclusively |
| 28. | discover | find out the truth |
| 29. | display | show openly |
| 30. | document | support with records |
| 31. | double-check | check again to confirm |
| 32. | endorse | approve as valid |
| 33. | establish | show to be true |
| 34. | evidence | provide evidence for |
| 35. | evince | show clearly by evidence |
| 36. | examine | inspect to confirm facts |
| 37. | exemplify | show by giving an example |
| 38. | expose | reveal the truth about |
| 39. | find | discover to be true |
| 40. | furnish proof | provide proof |
| 41. | give evidence | provide supporting evidence |
| 42. | give proof | provide evidence |
| 43. | give testimony | provide sworn evidence |
| 44. | hold up | remain valid under scrutiny |
| 45. | illustrate | show by example or explanation |
| 46. | indicate | show as a sign |
| 47. | inquire | ask to find out truth |
| 48. | investigate | inquire to establish facts |
| 49. | justify | show to be reasonable |
| 50. | lay out evidence | present evidence clearly |
| 51. | look into | investigate to find truth |
| 52. | make clear | show plainly |
| 53. | make evident | show clearly |
| 54. | make good | fulfill or substantiate |
| 55. | make manifest | show clearly |
| 56. | make obvious | show as obvious |
| 57. | make out | show or establish |
| 58. | make plain | show plainly |
| 59. | make the case | argue with supporting evidence |
| 60. | manifest | show clearly |
| 61. | marshal evidence | gather and present evidence |
| 62. | offer proof | provide evidence of truth |
| 63. | present evidence | offer supporting evidence |
| 64. | present facts | offer factual support |
| 65. | produce evidence | bring forward evidence |
| 66. | provide proof | supply evidence |
| 67. | put beyond argument | make undeniable |
| 68. | put beyond dispute | make indisputable |
| 69. | put beyond doubt | remove all doubt |
| 70. | put beyond question | make unquestionable |
| 71. | put to proof | test by demanding evidence |
| 72. | put to the test | test to determine truth |
| 73. | ratify | formally approve as valid |
| 74. | reaffirm | confirm again as true |
| 75. | reinforce | strengthen by added support |
| 76. | render clear | make clear |
| 77. | render evident | make clear |
| 78. | research | study to establish facts |
| 79. | resolve | settle by establishing facts |
| 80. | reveal | make known or show |
| 81. | set at rest | settle doubts with evidence |
| 82. | set forth evidence | present supporting evidence |
| 83. | settle | resolve by showing truth |
| 84. | show | make evident or clear |
| 85. | stand up | hold true under scrutiny |
| 86. | state the case | present supporting arguments |
| 87. | substantiate | support with evidence |
| 88. | supply proof | provide evidence |
| 89. | support | give evidence for |
| 90. | test | try to determine truth |
| 91. | testify to | state as true in evidence |
| 92. | trial | test to determine validity |
| 93. | try out | test to see if true |
| 94. | turn out | be shown by results |
| 95. | uncover | reveal by investigation |
| 96. | uphold | confirm as valid |
| 97. | validate | show to be valid |
| 98. | verify | confirm as accurate or true |
| 99. | vindicate | show to be right |
| 100. | vouch for | confirm as true |