| No. | Item | Definition |
|---|---|---|
| 1. | afterthought | a later-added idea |
| 2. | angle | a particular approach or view |
| 3. | anticipation | a prior idea or expectation |
| 4. | apprehension | an understanding or idea |
| 5. | argument | a reasoned position |
| 6. | article of faith | a firmly accepted belief |
| 7. | assumption | something taken for granted |
| 8. | attitude | a settled way of thinking |
| 9. | belief | something accepted as true |
| 10. | bent | a natural tendency of thought |
| 11. | bias | a leaning or predisposition |
| 12. | brainchild | someone’s original idea |
| 13. | brainwave | a sudden clever idea |
| 14. | claim | an asserted belief |
| 15. | conceit | a fanciful idea |
| 16. | concept | an abstract idea |
| 17. | conception | a way of imagining something |
| 18. | conclusion | a reached opinion |
| 19. | construction | an interpretation of meaning |
| 20. | contention | an asserted opinion |
| 21. | conviction | a firmly held belief |
| 22. | creed | a guiding belief |
| 23. | disposition | a usual mental tendency |
| 24. | doctrine | a set belief or teaching |
| 25. | dogma | a fixed belief |
| 26. | dream | an imagined hope or idea |
| 27. | essence | the core idea |
| 28. | estimate | a rough judgment |
| 29. | expectation | a belief about what will happen |
| 30. | fancy | a whimsical idea |
| 31. | fantasy | an imagined idea |
| 32. | feeling | an intuitive belief |
| 33. | frame of mind | a mental attitude |
| 34. | germ | an initial idea |
| 35. | gist | the main idea |
| 36. | glimmer | a faint idea |
| 37. | guess | an uncertain opinion |
| 38. | headspace | a mental state |
| 39. | hint | a slight suggestion or idea |
| 40. | hunch | an intuitive idea |
| 41. | hypothesis | a proposed explanation or idea |
| 42. | idea | a thought or concept |
| 43. | ideal | a guiding conception |
| 44. | impression | a feeling or belief |
| 45. | inference | a conclusion drawn |
| 46. | inkling | a slight idea or suspicion |
| 47. | insight | a clear understanding |
| 48. | inspiration | a stimulating idea |
| 49. | interpretation | a particular understanding |
| 50. | judgment | an opinion formed |
| 51. | kernel | the central idea |
| 52. | leaning | a tendency toward a view |
| 53. | likelihood | the chance of truth |
| 54. | line of thought | a sequence of ideas |
| 55. | matter | the essential point |
| 56. | meditation | deep thought |
| 57. | mentality | a characteristic way of thinking |
| 58. | message | the central idea conveyed |
| 59. | mindset | an established way of thinking |
| 60. | motif | a recurring idea |
| 61. | opinion | a personal judgment |
| 62. | outlook | a general point of view |
| 63. | perception | a way of understanding |
| 64. | perspective | a particular way of seeing |
| 65. | point of view | a particular perspective |
| 66. | position | a stated opinion |
| 67. | postulate | an assumed principle |
| 68. | premise | a starting assumption |
| 69. | presumption | a belief based on likelihood |
| 70. | principle | a basic belief or rule |
| 71. | proposal | a suggested idea or plan |
| 72. | proposition | a stated idea or claim |
| 73. | question | a matter for thought |
| 74. | reading | an interpretation or view |
| 75. | reckoning | an opinion or judgment |
| 76. | reflection | serious thought |
| 77. | rumination | deep or repeated thought |
| 78. | scheme | a plan or idea |
| 79. | sense | a general feeling or understanding |
| 80. | slant | a particular angle or bias |
| 81. | speculation | an uncertain idea |
| 82. | stance | a settled position |
| 83. | standpoint | a point of view |
| 84. | suggestion | an idea put forward |
| 85. | supposition | something supposed to be true |
| 86. | surmise | an idea based on little evidence |
| 87. | suspicion | a slight belief |
| 88. | take | a personal interpretation |
| 89. | takeaway | a main idea understood |
| 90. | tenet | a principle or belief |
| 91. | theme | the main idea |
| 92. | theory | an explanatory idea |
| 93. | thesis | a central idea or claim |
| 94. | thought | something in the mind |
| 95. | train of thought | a flow of thinking |
| 96. | understanding | a mental grasp or view |
| 97. | view | a particular opinion |
| 98. | viewpoint | a particular perspective |
| 99. | vision | an imagined idea of future |
| 100. | way of thinking | a habitual mental approach |