Vocabulary for IELTS: 400+ Words List by Topics

International English Language Testing System ( IELTS )

Raushan
Raushan Kumar
Assistant Manager Content
Updated on Sep 23, 2025 12:48 IST

It is not only about grammar and fluency. Vocabulary alone is 25% of your Speaking and Writing score. This guide gives you important topic-wise vocabulary for IELTS that can help you improve your IELTS band score and speak with confidence.

vocabulary for IELTS

Scoring high on the IELTS isn't just about grammar and fluency; it is about using the right words at the right time. Whether you're aiming for a Band 7 or higher, expanding your vocabulary is one of the most effective ways to boost your score across all four modules: Listening, Reading, Writing, and Speaking.​

The common topics for IELTS Vocabulary includes topics from, Business, Environment, Education, Technology, Health, Travel and many more. Without learning vocabulary for IELTS preparation, it is impossible to communicate and convey your thoughts and ideas on the IELTS test day. However, vocabulary is not an end in itself. You will need the knowledge of grammar and the skill of accuracy to convey your ideas correctly. One can check the complete list of vocabulary words for IELTS from the article below. 

The article includes over 350+ topic-wise vocabulary words for IELTS exam. With definitions, example sentences, and practical tips, you'll be well-equipped to articulate your ideas clearly and confidently. 

Table of content
  • Topic-Wise IELTS Vocabulary List
  • IELTS Speaking Vocabulary Words
  • IELTS Speaking Vocabulary Words
  • IELTS Writing Vocabulary Words
  • Vocabulary Words for IELTS Preparation
  • Vocabulary for IELTS: Best Resources
  • Importance of Vocabulary for IELTS Exam
  • Vocabulary for IELTS: Scoring Criteria
View More

Topic-Wise IELTS Vocabulary List

We have listed the vocabulary into different topics that often appear in the IELTS exam. These topics include:

  • Business
  • Environment
  • Education
  • Technology
  • Health
  • Travel
  • Food
  • Feelings and Emotions Vocabulary

Each section includes useful words along with their meanings and example sentences to help you understand how to use them.

Business Vocabulary for IELTS 

Word

Meaning

Example

Entrepreneur

A person who starts and runs a business

She became a successful entrepreneur after starting her app.

Revenue

Money a business earns from its work

The company's revenue went up by 20% last year.

Merger

When two companies join together

The merger made a stronger company.

Market share

The part of a market a company controls

The company wants to grow its market share by 10%.

Stakeholder

A person or group who has interest in a business

Stakeholders joined the meeting about the new project.

Profit

Money a business earns after paying costs

The profit went up because they cut costs.

Investment

Putting money in something to get more money

His investment in stocks worked well.

Outsourcing

Getting goods or services from another company

Outsourcing IT work can lower costs.

Brand awareness

How much people know a brand

Increasing brand awareness is important for new products.

Competition

When businesses fight for customers

Competition in tech is very strong.

B2B (Business-to-business)

Deals between businesses

B2B sales went up because more services are needed.

B2C (Business-to-consumer)

Deals between business and customers

B2C strategies are important for online shops.

Corporate culture

The beliefs and ways employees and bosses work

A good corporate culture makes employees happy.

Fiscal year

A year used for taxing or accounting

Our fiscal year ends on March 31st.

Supply chain

The full system of making and sending goods

Good supply chain can lower costs.

Cash flow

The money moving in and out of a business

Positive cash flow is important for business.

Market research

Collecting info about what customers want

Market research helps companies know their customers.

E-commerce

Buying and selling things online

E-commerce changed how shops sell things.

Dividend

Money paid by a company to its shareholders

Investors are happy with the higher dividend.

Start-up

A new business

Many start-ups find it hard to get money at start.

Business related questions asked in the IELTS Speaking test: 

Part 1: Introduction & Interview (Basic Questions)

  • Do you think it’s important to understand how businesses work?
  • Have you ever thought about starting your own business?
  • Do advertisements influence your buying decisions?

Part 2 (Cue Card):

  • Describe a successful small business you know.
  • What kind of business it is
  • How you know about it
  • What makes it successful

Part 3:

  • What qualities are important for a businessperson?
  • Do you think young people are interested in entrepreneurship nowadays?
  • How has online shopping affected traditional businesses?

IELTS Vocabulary for Environment-related topics 

Word

Meaning

Example Sentence

Biodiversity

The variety of plants and animals in a place or the world

The Amazon rainforest has very rich biodiversity.

Conservation

The act of protecting or saving the environment

Conservation is very important to save endangered animals.

Deforestation

Cutting down trees and changing forest into empty land

Deforestation is one reason for climate change.

Ecosystem

A community of living things and their environment

Coral reefs are part of the marine ecosystem.

Emission

Producing and sending out gas or pollution

Carbon emissions from factories make air dirty.

Endangered

At risk of disappearing forever

Giant pandas are endangered animals.

Extinction

When a species dies out completely

Many animals are facing extinction because of habitat loss.

Fossil Fuels

Natural fuels from dead plants or animals like coal or gas

Burning fossil fuels makes greenhouse gases.

Global Warming

Earth getting hotter because of human activity

Global warming melts ice and makes sea levels rise.

Habitat

The natural home of animals or plants

Cities are destroying the habitat of many wild animals.

Natural Resources

Things from nature we can use for our needs

Water and minerals are important natural resources.

Pollution

Harmful substances in air, water, or land

Pollution is a big problem in cities.

Recycling

Changing waste into something usable again

Recycling helps reduce waste in landfills.

Renewable

Can be replaced naturally

Solar and wind energy are renewable.

Sustainable

Can continue without using up resources

Sustainable farming saves the environment.

Acid Rain

Rain that is harmful because of pollution

Acid rain has damaged lakes and forests.

Carbon Footprint

Amount of carbon dioxide we produce

We can reduce our carbon footprint by using buses.

Climate Change

Long-term changes in weather and temperature

Climate change is causing extreme weather events.

Erosion

Gradual wearing away of soil or land

Soil erosion can make land less fertile.

Greenhouse Effect

Trapping heat in the Earth’s atmosphere

The greenhouse effect is needed for life, but too much causes warming.

Environment related questions asked in the IELTS Speaking test: 

Part 1: Introduction & Interview (Basic Questions)

  • Are you concerned about environmental problems?
  • Do you recycle at home?
  • What are some common environmental issues in your country?

Part 2 (Cue Card):

  • Describe an environmental problem in your area.
  • What it is
  • What causes it
  • How people are affected by it

Part 3:

  • What should individuals do to protect the environment?
  • Should governments spend more money on environmental protection?
  • How can schools educate students about the environment?

Education Related Vocabulary for IELTS 

Word

Meaning

Example Sentence

Curriculum

The subjects included in a course

The curriculum has both theory and practical work.

Assessment

Checking students’ knowledge or skills

Regular assessments help see student progress.

Scholarship

Money given to students for good performance

She got a scholarship to study at her dream university.

Pedagogy

The way of teaching

New pedagogy can make learning more interesting.

Literacy

The ability to read and write

Improving literacy is important for the community.

Extracurricular

Activities outside regular study

Extracurricular activities help students develop social skills.

Vocational

Related to training for a job

Vocational education prepares students for skilled jobs.

Internship

Short job to get practical experience

She did an internship at a law firm last summer.

Tuition

The fee for studying at a school or university

Tuition fees have increased a lot in the last ten years.

Enrollment

Registering for courses at a school

Enrollment in online courses went up during the pandemic.

Faculty

The teachers or academic staff

The faculty members are very dedicated to students.

Graduation

Ceremony after finishing a degree

Her graduation ceremony was held in the university hall.

Education-related questions asked in the IELTS Speaking test: 

Part 1: Introduction & Interview (Basic Questions)

  • What subject did you enjoy the most in school?
  • Do you prefer studying alone or with others?
  • Do you think education is important?

Part 2 (Cue Card):

  • Describe a memorable teacher you had.
  • Who they were
  • What they taught you
  • Why you remember them

Part 3:

  • What are the advantages of distance learning?
  • How can education systems be improved?
  • Should education be free for everyone?

Technology Vocabulary for IELTS preparation

Word

Meaning

Example Sentence

Innovation

New ideas or ways of doing things

Innovation helps technology and science move forward.

Data

Facts or numbers collected for study

Data analysis helps businesses make better decisions.

Software

Programs that run on computers or devices

She updated the software on her laptop to make it work better.

Device

A tool or machine used for a purpose

Smartphones are useful devices for talking and entertainment.

Algorithm

A set of rules to solve problems

The algorithm helps show better search results for users.

Health Vocabulary for IELTS

Word

Meaning

Example Sentence

Nutrition

Getting or eating food needed for good health

Good nutrition is important to stay healthy.

Exercise

Physical activity to stay fit

Doing regular exercise can prevent health problems.

Disease

An illness that affects body or mind

Diabetes is a common disease that needs care.

Vaccination

Getting a shot to prevent a disease

Vaccination helps stop the spread of sickness.

Wellness

Overall health and feeling good

Wellness programs help people live healthy lives.

Travel Vocabulary for IELTS

Word

Meaning

Example Sentence

Destination

The place you travel to

Paris is a famous travel destination.

Journey

Traveling from one place to another

My journey across Europe was amazing.

Tourist

A person who travels for fun

Many tourists visit India in winter.

Itinerary

A plan or schedule for a trip

Our itinerary had visits to old historical sites.

Accommodation

Place where travelers stay

Good accommodation makes your trip better.

Food Vocabulary for IELTS

Word

Meaning

Example Sentence

Cuisine

Style of cooking of a country or region

Indian cuisine is famous for its spices.

Ingredient

Food item used in cooking

Fresh ingredients are needed for healthy food.

Recipe

Instructions to make a dish

I found a nice recipe for chocolate cake online.

Nutrition

Getting food needed for health

Good nutrition is important for your body.

Gastronomy

The art of good eating or food culture

Gastronomy is different in every country.

Feelings and Emotions Vocabulary for IELTS

Word

Meaning

Example Sentence

Joy

Feeling very happy

The news gave them great joy.

Terror

Feeling very scared

The storm filled villagers with terror.

Ecstasy

Feeling very happy or excited

She was in ecstasy when she won the award.

Misery

Feeling very unhappy

He lived in misery after the accident.

Remorse

Feeling very sorry for a wrong

He felt deep remorse for his harsh words.

IELTS Speaking Vocabulary Words

In this section, we are going to be discussing the different kinds of vocabulary words for IELTS Speaking exam.

Vocabulary Words for IELTS: Collocation Words

Simply put, collocation means two or more words that are used together so that it sounds correct. E.g., ‘Breaking Benjamin released many hit albums’, rather than, ‘Breaking Benjamin published many hit albums’. Proper use of collocations will allow you to express your ideas more convincingly and coherently so that native speakers can understand them. There is no logic behind it, either you know them or you don’t.

There are various types of collocations:

  • Noun + Noun: e.g., Ceasefire Agreement
  • Noun + Verb: e.g The plane took off
  • Adjective + Noun: e.g., excruciating pain
  • Adverb + Adjective: e.g., fully satisfied
  • Verb + Adverb: e.g,. whispered softly

Collocation word examples:

  • Make: Make a choice, make a wish, make a point, make friends, etc.
  • Have: Have fun, have lunch, have dinner, have a shower, etc.
  • Keep: Keep moving, keep in touch, keep walking, etc.

Idioms for IELTS vocabulary words with meaning

An idiom is an expression that is not understood if the words are considered separately. Rather, it is understood if the words are taken together. Some idioms for IELTS are given in the chart below:

Idiom

Meaning

Under the weather

To feel ill

Spill the beans

To reveal a secret

Break a leg

To wish someone luck

Sat on the fence

Indecisiveness

Beat around the bush

To avoid talking about what is actually important

Pull someone’s leg

To play a practical joke

Once in a blue moon

Rarely

Come rain or shine

No matter what

Out of the blue

An event that happened unexpectedly

Back against the wall

Stuck in a difficult situation

Blind as bat

Cannot see

Green with envy

To be jealous

Jump on the bandwagon

To follow a trend

Vocabulary for IELTS: Phrasal Verbs

Phrasal verbs are phrases that indicate action, e.g., abide by. Some phrasal verbs are given in the chart below:

Phrasal Verb

Meaning

Abide by

To obey

Add up

To make sense

Agree with

Have the same opinion

Back down

To withdraw

Blow up

To get angry / To explode

Break into

To enter forcefully

Ease off

To become less severe

Getaway

To escape

Get rid off

To remove/eliminate

Let down

To disappoint

IELTS Speaking Vocabulary Words

We are providing some important words, related to certain topics, which you should be aware of. These will help you answer the questions on the given topics:

  • Art: Culture, Aesthetic, Portray, Performance, Connoisseur, Playwright
  • Business: Economy, small business, Business houses, Investments, Deficit, Business cycle
  • Education: E-learning, Online education, Curriculum, Discipline, Subjects, Graduate
  • Food: Culinary, Nutrition, Diet, Carbohydrates, Protein, Meal
  • Health: Medicine, Medication, Healthcare, Overweight, Underweight
  • Technology: Innovation, Development, Device, E-commerce, Information Technology, Artificial Intelligence, Machine Learning

IELTS Writing Vocabulary Words

In this section, we are going to be providing examples of IELTS writing vocabulary words. These are words that can be used in the IELTS writing section of the exam. The IELTS Writing Task 1 of the IELTS exam requires candidates to describe, summarize or explain a graph, table, chart or diagram in their own words. IELTS vocabulary words that will help you with this task type are as follows:

IELTS Writing Vocabulary for Task 1

Introduction
  • The table/graph/chart provides information about…
  • Looking at the table/chart/graph, it can be seen that…
  • The table/graph/chart illustrates…
  • The table/graph/chart shows…
  • According to the table/ graph/chart…
Signify Increase
  • a significant increase
  • a considerable growth
  • to increase dramatically
  • to rise sharply
  • to show an upward trend 
Signify Decrease
  • a sharp fall
  • a significant drop
  • to decline sharply
  • to show a downward trend
  • to hit the lowest point 
Signify Variation
  • a considerable variation
  • a slight fluctuation
  • to vary considerably
  • to show some fluctuation
Signify Stability
  • a period of stability
  • to remain stable
  • to remain constant
Signify Plateau
  • to reach a plateau
  • to level off
  • to flatten out

IELTS Writing Vocabulary for Task 1: Percentages and Comparisons

Percentages Comparisons 
  • a large/small percentage
  • an estimated percentage
  • a significant percentage
  • an average percentage
  • the highest/lowest percentage
  • just under/over __% (per cent)
  • a __% (per cent) increase/decrease
  • there are considerable differences
  • to be slightly higher/lower than…
  • to be significantly higher/lower than…
  • two/three/four times higher/lower than…
  • to be closely followed by…
  • to remain the highest/lowest

source: IDP

Vocabulary Words for IELTS Preparation

In this section, we are going to be talking about IELTS speaking vocabulary preparation tips for candidates looking to appear for the test.  

  • Memorization of an entire booklet of words will not help you unless you know how to use those words. Working on your grammar, collocations, pronunciation, and meaning of sentences will fetch you a higher band than just memorizing random words.
  • Do not be misled by information that gives you “top 5 IELTS words” or “top 10 IELTS words”. You do not know whether these words will even fit the context. Secondly, you will be scored on the basis of your performance on the entire section and not just 5 or 10 words.
  • You should be focused on using correct, accurate, and appropriate words that fit the context. If you use “5 high-level C1 and C2” words with flawed grammar and incorrect meaning, the examiner will be easily able to identify that you have memorized those words.
  • Improving your vocabulary takes time and it is an organic process where you improve every single day by putting in constant effort.
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Vocabulary for IELTS: Best Resources

In this section, we are going to be discussing the best prep resources available for improving your IELTS speaking vocabulary in your IELTS exam. 

  1. Cambridge Vocabulary for IELTS: It is a comprehensive book which covers the entire content in a structured manner along with practice exercises at the end of each chapter.
  2. IELTS Vocabulary Masterclass 8.5: This book contains an exhaustive list of words along with practice exercises. It also has an IELTS Listening and Reading mini-dictionary.
  3. Read newspapers and articles related to common topics such as Education, Science, Technology, Business, Tourism, etc. Note the words that you do not understand, and find their meaning, synonyms, antonyms, usage, collocation, and related grammar. You can maintain these words in a notebook or in an e-format. It is not sufficient to just make a note of these words; you must periodically revise them as well.
  4. Listen to podcasts: There are good podcasts available on Spotify. These podcasts will help you build a strong vocabulary base and contribute to your listening and speaking sections.

Importance of Vocabulary for IELTS Exam 

In this section, we are going to be talking about the importance of vocabulary for the IELTS exam for candidates looking to take the test. 

  • In the Writing and Speaking sections of the IELTS, a good vocabulary contributes to the following:
    • It comprises 25% of the total marks on these sections.
    • It helps you convey your ideas in a coherent and easy-to-understand manner. Besides, it helps you carry on the discussion with the examiner.
  • On the Listening and the Reading section of the IELTS, a strong vocabulary helps you in the following:
    • It helps you understand what has been asked, and answer the question accurately.
    • In the Reading section, a strong vocabulary will give you the added advantage of quickly locating the correct answer using the technique of skimming.

Vocabulary for IELTS: Scoring Criteria

Before we try to understand the scoring criteria of vocabulary for IELTS, with the help of band descriptors, let us understand what are 'high-level' words.

IELTS in CEFR Scale

The CEFR (Common European Framework of Reference for Languages) establishes a relationship between certain levels and IELTS band scores. The following chart will help you understand the comparison:

IELTS CFBR levels

 

Now that you have understood the comparison between CEFR levels and IELTS band scores, let us understand their relevance in terms of vocabulary.

Whenever you come across a word that you do not know, you should search for the same in the online Cambridge dictionary. Once you search the word, you will get to know which word is A1, A2, B1, B2, C1, or C2. Then you can compare that level with the IELTS band scores using the chart given above.

We have taken two words here: Dump and Picturesque. Note that the word Dump is a C2-level word while the word Picturesque is a B2-level word.

ieltsvocabulary

And

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What does this reveal? C1 and C2 words (bands 8-9) are not necessarily long and complicated. It is more important for you to focus on the meaning of the sentences. Having a strong vocabulary is extremely important, but do not forcefully use too many complicated words.

Vocabulary Words for IELTS: Band Scores

The table given below has been taken from IELTS band descriptors and provides information about the scoring criteria of the IELTS Writing section, with respect to vocabulary:

Band Scores

Lexical Resource

9

  • Wide range
  • Natural
  • Rare minor errors

8

  • Wide range
  • Conveys precise meaning
  • Skilful use of uncommon words
  • Occasional inaccuracies in the choice of words and collocation
  • Rare errors in spelling

7

  • Sufficient range
  • Some awareness of collocation
  • Occasional errors in the choice of words, spelling, and word formation

6

  • Adequate range
  • Use of uncommon words with some inaccuracy
  • Some errors in spelling and word formation but no difficulty in conveying the meaning

5

  • Limited range
  • Noticeable errors
  • Some difficulty for the reader

4

  • Repetitive basic vocabulary
  • Errors cause difficulty for the reader

3

  • Very limited range
  • Severely distorted meaning

2

  • Extremely limited range
  • No control over word formation

1

  • Only a few isolated words

The table given below has been taken from IELTS band descriptors and provides information about the scoring criteria of the IELTS Speaking section, with respect to vocabulary:

Band Scores

Lexical Resource

9

  • Full flexibility and precision
  • Natural and accurate

8

  • Wide vocabulary
  • Precise meaning
  • Skilful use of uncommon words
  • Paraphrasing

7

  • Flexible use
  • Use of uncommon words with some inappropriate choice
  • Paraphrasing

6

  • Wide enough vocabulary
  • Clear meaning despite some inappropriacies
  • Generally paraphrases successfully

5

  • Limited flexibility
  • Mixed success in paraphrasing

4

  • Can convey only basic meaning
  • Frequent errors
  • Rare paraphrasing

3

  • Simple vocabulary to convey personal information
  • Insufficient vocabulary for less familiar subjects

2

  • Isolated or memorized words







Q:   Is it difficult to prepare for IELTS Vocabulary?
A:

Building a sound vocabulary takes time. You need to read from a wide range of sources to improve your vocabulary. Even though it takes time, it is certainly not difficult.

Q:   Can I memorize top 10 or top 100 words and score well in IELTS exam?
A:

Definitely not. You cannot memorize top 10 or top 100 words and score well on the IELTS. There is no guarantee that these words will fit the context or not. Besides, an examiner can easily identify whether a particular word has been used forcefully or not. It is much better to improve your vocabulary organically with the help of good resources.

Q:   Is it important for me to improve my vocabulary for IELTS?
A:

Yes. Vocabulary is the base of your language. Without a strong vocabulary, it is difficult to have a decent conversation or write a good piece of work. Since you plan to move out to an English-speaking country, it is advisable that you build a strong vocabulary.

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Assistant Manager Content
Raushan Kumar is a skilled writer and a Study Abroad Expert in the Editorial Team at Shiksha. He oversees various aspects of studying abroad, including educational opportunities, entrance exams, colleges, latest new Read Full Bio
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