| No. | Item | Definition |
|---|---|---|
| 1. | abjure | formally reject or renounce |
| 2. | argue | express reasons against |
| 3. | balk | refuse to proceed |
| 4. | be against | hold an opposing view |
| 5. | be at odds | be in disagreement |
| 6. | be hostile to | be opposed to |
| 7. | be opposed to | be against something |
| 8. | beef | complain or object |
| 9. | beg to differ | politely disagree |
| 10. | boycott | refuse support or dealings |
| 11. | break with | separate in disagreement |
| 12. | buck | resist or oppose |
| 13. | cavil | raise trivial objections |
| 14. | challenge | question or oppose |
| 15. | clash | come into disagreement |
| 16. | come out against | declare opposition openly |
| 17. | condemn | express strong disapproval |
| 18. | contest | challenge as incorrect |
| 19. | contradict | say the opposite |
| 20. | controvert | argue against a claim |
| 21. | counter | respond in opposition |
| 22. | counterargue | argue against a point |
| 23. | decline to agree | refuse to accept |
| 24. | decry | publicly criticize or oppose |
| 25. | defy | openly resist or refuse |
| 26. | demur | raise doubts or objections |
| 27. | denounce | publicly condemn or oppose |
| 28. | deplore | strongly disapprove of |
| 29. | deprecate | express disapproval of |
| 30. | differ | be unlike in opinion |
| 31. | disaccord | be out of agreement |
| 32. | disagree | have a different opinion |
| 33. | disapprove | have an unfavorable opinion |
| 34. | discommend | speak against or criticize |
| 35. | dispute | question or challenge something |
| 36. | enter a protest | formally record objection |
| 37. | enter an objection | formally state opposition |
| 38. | expostulate | reason earnestly against |
| 39. | fall out | quarrel or disagree |
| 40. | file a protest | submit an official objection |
| 41. | find fault | criticize or object |
| 42. | gainsay | deny or contradict |
| 43. | go against | oppose or conflict with |
| 44. | hold against | maintain opposition toward |
| 45. | hold back assent | withhold agreement |
| 46. | hold contrary views | have opposing opinions |
| 47. | hold out | refuse to yield |
| 48. | hold the line | maintain opposition firmly |
| 49. | impugn | challenge as false |
| 50. | insurge | rise in active opposition |
| 51. | inveigh against | speak angrily against |
| 52. | kick against | resist or oppose |
| 53. | lock horns | enter serious conflict |
| 54. | lodge a protest | submit a formal complaint |
| 55. | lodge an objection | submit a formal protest |
| 56. | march against | protest publicly against |
| 57. | militate against | work against something |
| 58. | mutiny | openly rebel against authority |
| 59. | naysay | express opposition or denial |
| 60. | negative | express refusal or opposition |
| 61. | nonconcur | fail to agree |
| 62. | not agree | fail to share opinion |
| 63. | not concur | fail to agree |
| 64. | object | express opposition or disapproval |
| 65. | oppose | be against something |
| 66. | oppugn | argue against or attack |
| 67. | part company | cease to agree |
| 68. | protest | express strong objection |
| 69. | push back | resist or oppose pressure |
| 70. | quarrel | argue in disagreement |
| 71. | raise objections | state reasons against |
| 72. | rebel | resist authority or control |
| 73. | refuse agreement | decline to concur |
| 74. | refuse assent | decline formal agreement |
| 75. | register a protest | officially express objection |
| 76. | register opposition | formally note disagreement |
| 77. | reject | refuse to accept |
| 78. | remonstrate | protest or object earnestly |
| 79. | repudiate | reject as unacceptable |
| 80. | resist | refuse to accept |
| 81. | set oneself against | deliberately oppose something |
| 82. | spar | argue lightly or briefly |
| 83. | speak against | express opposition publicly |
| 84. | speak out | voice opposition publicly |
| 85. | speak up | state opposition openly |
| 86. | stand against | take an opposing position |
| 87. | stand pat | refuse to change position |
| 88. | stonewall | resist by refusing cooperation |
| 89. | take exception | object to something |
| 90. | take issue | disagree with something |
| 91. | take the opposite view | adopt a contrary opinion |
| 92. | take the other side | support the opposing view |
| 93. | take umbrage | feel offended and object |
| 94. | veto | reject officially |
| 95. | voice opposition | express disagreement openly |
| 96. | vote against | oppose in a vote |
| 97. | vote no | formally oppose by vote |
| 98. | withhold consent | refuse agreement or approval |
| 99. | withstand | resist successfully |
| 100. | wrangle | argue angrily or stubbornly |
