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You are here: Home / Vocabulary / 100 Words Every TOEFL Test-Taker Should Master

100 Words Every TOEFL Test-Taker Should Master

February 23, 2026

100 Words Every TOEFL Test-Taker Should Master

No. Term Definition
1. Abandon Leave behind; give up completely.
2. Abstract Existing in thought; not concrete.
3. Accumulate Gather gradually over time.
4. Acute Severe, sharp, or intense.
5. Advocate Support publicly; speak in favor.
6. Affect Influence; produce a change in.
7. Aggregate Total; combine into a whole.
8. Ambiguous Unclear; having multiple meanings.
9. Amend Change slightly to improve.
10. Analyze Examine closely to understand.
11. Anticipate Expect; prepare for in advance.
12. Apparent Clearly seen; obvious.
13. Appropriate Suitable; proper for a situation.
14. Arbitrary Based on random choice.
15. Assess Evaluate; judge the value.
16. Assume Accept as true without proof.
17. Attribute Quality; or regard as caused by.
18. Authority Power to enforce rules or decisions.
19. Bias Unfair preference for or against.
20. Brief Short in time or length.
21. Capable Having ability; able to do.
22. Capacity Maximum amount something can hold.
23. Cite Quote as evidence or support.
24. Clarify Make clear; remove confusion.
25. Coherent Logical and easy to understand.
26. Coincide Occur at the same time.
27. Collapse Fall down; fail suddenly.
28. Commence Begin; start.
29. Compatible Able to exist together without conflict.
30. Compile Collect and put into one whole.
31. Comprehensive Complete; covering all important parts.
32. Conclude Decide; bring to an end.
33. Concrete Specific; real; not abstract.
34. Conduct Carry out; manage; behave.
35. Consequence Result; effect of an action.
36. Considerable Large; significant in size or importance.
37. Consistent Steady; not changing unexpectedly.
38. Constitute Make up; form.
39. Constrain Limit; restrict.
40. Contemporary Modern; from the same time period.
41. Contradict State the opposite; deny.
42. Controversy Public disagreement; debate.
43. Convey Communicate; transfer.
44. Criteria Standards used to judge something.
45. Crucial Extremely important; decisive.
46. Decline Refuse; or decrease.
47. Deduce Infer from evidence or reasoning.
48. Deficient Not enough; lacking.
49. Demonstrate Show clearly with evidence.
50. Denote Indicate; mean specifically.
51. Deny State something is not true.
52. Depict Describe or show in words or art.
53. Derive Obtain from a source.
54. Deteriorate Become worse over time.
55. Device Tool or piece of equipment.
56. Diminish Reduce; become smaller or weaker.
57. Discrete Separate; distinct.
58. Diverse Varied; different types.
59. Domain Area of knowledge or activity.
60. Economical Using resources carefully; not wasteful.
61. Emerge Come into view; appear.
62. Emphasize Give special importance to.
63. Empirical Based on observation or experiment.
64. Enable Make possible; allow.
65. Encounter Meet unexpectedly; experience.
66. Enhance Improve; increase quality or value.
67. Enormous Very large; huge.
68. Ensure Make certain; guarantee.
69. Equivalent Equal in value or meaning.
70. Establish Set up; prove; create.
71. Evident Clear; obvious.
72. Evolve Develop gradually over time.
73. Exceed Go beyond a limit.
74. Exclude Leave out; not include.
75. Exhibit Show; display publicly.
76. Expand Increase in size or scope.
77. Explicit Stated clearly; not implied.
78. Exploit Use unfairly for advantage.
79. Extract Remove; take out.
80. Facilitate Make easier; help bring about.
81. Feasible Possible and practical.
82. Fluctuate Change irregularly; rise and fall.
83. Focus Center attention or effort on.
84. Formulate Develop systematically; express precisely.
85. Foundation Base; underlying support.
86. Function Purpose; or operate.
87. Fundamental Basic; essential.
88. Generate Produce; create.
89. Global Worldwide; relating to the whole world.
90. Hypothesis Testable proposed explanation.
91. Identify Recognize; establish who or what.
92. Illustrate Explain with examples or images.
93. Impact Strong effect; influence.
94. Implement Put into action; carry out.
95. Implicit Suggested but not stated directly.
96. Indicate Point out; show.
97. Inevitable Certain to happen; unavoidable.
98. Infer Conclude from evidence.
99. Innovate Introduce new ideas or methods.
100. Integrate Combine into a whole.
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