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IELTS Vocabulary

International English Language Testing System

Top 100 vocabulary words for IELTS exam. Essential words for reading, writing, speaking, and listening sections with band 7+ focus.

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About International English Language Testing System

IELTS is an international standardized test of English language proficiency for non-native speakers. It is accepted by universities, employers, and immigration authorities worldwide.

Exam Sections

1

Listening

2

Reading

3

Writing

4

Speaking

Why Vocabulary Matters

Rich vocabulary is essential for achieving band 7+ in IELTS. It affects all sections: understanding reading passages, expressing ideas in writing, and speaking fluently with varied language. Academic and topic-specific vocabulary is particularly important.

Essential Vocabulary Words

Master these 100 high-frequency words to excel in your IELTS exam

1

abundant

adjective
easyhigh

Existing in large quantities

Example: The region has abundant resources.

2

accommodate

verb
easyhigh

To provide space for; to adapt

Example: The hotel can accommodate 200 guests.

3

accumulate

verb
easyhigh

To gather or acquire gradually

Example: Dust accumulated on the shelves.

4

accurate

adjective
easyhigh

Correct in all details

Example: The report is accurate.

5

achieve

verb
easyhigh

To successfully reach a goal

Example: She achieved her objectives.

6

adequate

adjective
easyhigh

Satisfactory or acceptable

Example: The salary is adequate.

7

adjust

verb
easyhigh

To alter or move slightly

Example: You need to adjust the settings.

mediumhigh

To publicly recommend or support

Example: She advocates for change.

9

affect

verb
easyhigh

To have an effect on

Example: Climate change affects everyone.

10

allocate

verb
mediumhigh

To distribute for a purpose

Example: They allocated funds wisely.

11

alternative

adjective
easyhigh

Available as another possibility

Example: We need alternative solutions.

12
ambiguousadjective
mediumhigh

Open to multiple interpretations

Example: The instructions were ambiguous.

13

analyze

verb
easyhigh

To examine in detail

Example: We need to analyze the data.

14

annual

adjective
easyhigh

Occurring once every year

Example: The annual report was published.

15

anticipate

verb
mediumhigh

To expect or predict

Example: We anticipate good results.

16

apparent

adjective
easyhigh

Clearly visible or understood

Example: The problem was apparent.

17

approach

noun
easyhigh

A way of dealing with something

Example: We need a new approach.

18

appropriate

adjective
easyhigh

Suitable for a particular purpose

Example: Choose appropriate clothing.

19

approximate

adjective
mediumhigh

Close to the actual but not exact

Example: The approximate cost is $100.

20
arbitraryadjective
mediummedium

Based on random choice

Example: The decision seemed arbitrary.

21

aspect

noun
easyhigh

A particular part or feature

Example: Consider every aspect.

22

assess

verb
mediumhigh

To evaluate or estimate

Example: We need to assess the situation.

23

assign

verb
easyhigh

To allocate a task

Example: The teacher assigned homework.

24

assist

verb
easyhigh

To help

Example: Can you assist me?

25

assume

verb
easyhigh

To suppose to be the case

Example: I assume you agree.

26

assure

verb
easyhigh

To tell confidently

Example: I assure you it's safe.

27

attach

verb
easyhigh

To fasten or join

Example: Please attach the document.

28

attain

verb
mediumhigh

To succeed in achieving

Example: She attained her goals.

29

attitude

noun
easyhigh

A settled way of thinking

Example: He has a positive attitude.

30

attribute

noun
mediumhigh

A quality or feature

Example: Patience is a valuable attribute.

31

authority

noun
easyhigh

The power to give orders

Example: She has the authority to decide.

32

available

adjective
easyhigh

Able to be used

Example: The service is available online.

33

aware

adjective
easyhigh

Having knowledge of

Example: I am aware of the risks.

34

benefit

noun
easyhigh

An advantage or profit

Example: The benefits are clear.

35

capable

adjective
easyhigh

Having the ability to do

Example: She is capable of great things.

36

capacity

noun
mediumhigh

The maximum amount that can be contained

Example: The hall has a large capacity.

37

category

noun
easyhigh

A class or division

Example: Sort items by category.

38

challenge

noun
easyhigh

A difficult task

Example: This is a major challenge.

39

circumstance

noun
mediumhigh

A fact or condition

Example: Under the circumstances, we agreed.

40

clarify

verb
mediumhigh

To make clear

Example: Please clarify your statement.

41

coincide

verb
mediummedium

To occur at the same time

Example: The events coincided.

42

collapse

verb
easyhigh

To fall down suddenly

Example: The building collapsed.

43

colleague

noun
easyhigh

A person with whom one works

Example: She is my colleague.

44

commence

verb
mediummedium

To begin

Example: The ceremony will commence soon.

45

comment

noun
easyhigh

A remark expressing an opinion

Example: He made a comment.

46

commit

verb
easyhigh

To carry out or perpetrate

Example: They committed to the plan.

47

communicate

verb
easyhigh

To share information

Example: We communicate daily.

48

community

noun
easyhigh

A group of people living together

Example: The local community is strong.

49

compatible

adjective
mediumhigh

Able to exist together

Example: The systems are compatible.

50

compensate

verb
mediumhigh

To give something to make up for loss

Example: They compensated the victims.

51

compile

verb
mediummedium

To collect and assemble

Example: We compiled the data.

52

complement

noun
mediummedium

Something that completes

Example: The wine complements the meal.

53

complex

adjective
easyhigh

Consisting of many parts

Example: The problem is complex.

54

component

noun
mediumhigh

A part of a larger whole

Example: Each component is important.

55

comprehensive

adjective
mediumhigh

Complete and including everything

Example: A comprehensive guide.

56

comprise

verb
mediumhigh

To consist of

Example: The team comprises five members.

57

compute

verb
easyhigh

To calculate

Example: Compute the total cost.

58

conceive

verb
mediummedium

To form an idea

Example: She conceived a brilliant plan.

59

concentrate

verb
easyhigh

To focus attention

Example: I need to concentrate.

60

concept

noun
easyhigh

An abstract idea

Example: The concept is simple.

61

conclude

verb
easyhigh

To bring to an end

Example: We concluded the meeting.

62

concurrent

adjective
hardmedium

Existing at the same time

Example: The events were concurrent.

63

conduct

verb
easyhigh

To organize and carry out

Example: They conducted research.

64

confer

verb
mediummedium

To grant or bestow

Example: The degree was conferred.

65

confine

verb
mediummedium

To keep within limits

Example: Please confine comments to the topic.

66

confirm

verb
easyhigh

To establish the truth of

Example: Please confirm your attendance.

67

conflict

noun
easyhigh

A serious disagreement

Example: There was a conflict of interest.

68

conform

verb
mediummedium

To comply with rules

Example: You must conform to regulations.

69

consent

noun
easyhigh

Permission for something to happen

Example: She gave her consent.

70

consequent

adjective
mediummedium

Following as a result

Example: The consequent damage was severe.

71

considerable

adjective
easyhigh

Notably large

Example: A considerable amount.

72

consist

verb
easyhigh

To be composed of

Example: The team consists of experts.

73

constant

adjective
easyhigh

Occurring continuously

Example: There was constant noise.

74

constitute

verb
mediumhigh

To be a part of a whole

Example: Women constitute 50% of the workforce.

75

constrain

verb
mediummedium

To severely restrict

Example: Budget constraints limited options.

76

construct

verb
easyhigh

To build or make

Example: They constructed a bridge.

77

consult

verb
easyhigh

To seek information or advice

Example: Consult a doctor.

78

consume

verb
easyhigh

To eat, drink, or use up

Example: We consume too much energy.

79

contact

noun
easyhigh

Communication with someone

Example: Stay in contact.

80

contemporary

adjective
mediumhigh

Living or occurring at the same time

Example: Contemporary art is popular.

81

context

noun
mediumhigh

The circumstances that form the setting

Example: Consider the context.

82

contract

noun
easyhigh

A written agreement

Example: Sign the contract.

83

contradict

verb
mediummedium

To deny the truth of

Example: Don't contradict me.

84

contrary

adjective
easyhigh

Opposite in nature

Example: Contrary to expectations.

85

contrast

noun
easyhigh

The state of being different

Example: There's a stark contrast.

86

contribute

verb
easyhigh

To give in order to help

Example: Everyone contributed ideas.

87

controversy

noun
mediumhigh

Prolonged public disagreement

Example: The decision caused controversy.

88

convene

verb
mediummedium

To come together for a meeting

Example: The committee will convene.

89

conventional

adjective
easyhigh

Based on what is generally done

Example: A conventional approach.

90

convert

verb
easyhigh

To change in form or function

Example: Convert the file to PDF.

91

convince

verb
easyhigh

To persuade someone

Example: She convinced me to go.

92

cooperate

verb
easyhigh

To work together

Example: We must cooperate.

93

coordinate

verb
mediumhigh

To organize different elements

Example: Coordinate the activities.

94

core

noun
easyhigh

The central or most important part

Example: This is the core issue.

95

corporate

adjective
easyhigh

Relating to a corporation

Example: Corporate culture matters.

96

correspond

verb
mediumhigh

To have similarity

Example: The results correspond to predictions.

97

create

verb
easyhigh

To bring into existence

Example: Create a new document.

98

credit

noun
easyhigh

Public acknowledgment

Example: Give credit where due.

99

criteria

noun
mediumhigh

Principles for judging

Example: What are the criteria?

100

crucial

adjective
mediumhigh

Extremely important

Example: This is a crucial decision.

Expert Preparation Tips

Proven strategies to master vocabulary for IELTS

Focus on topic-specific vocabulary (environment, education, technology, health)
Learn collocations and natural word combinations
Practice paraphrasing to improve writing and speaking scores
Use words in different contexts to understand full meaning
Record yourself using new vocabulary in speaking practice

Master IELTS Vocabulary

Practice with AI-powered flashcards and spaced repetition designed for IELTS success

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Quick Facts

Exam Type

standardized

Difficulty Level

intermediate

Total Words

100 essential words

Monthly Searches

~89,000

IELTS Vocabulary: Top 100 Words for International English Language Testing System | WordFlippin