100+ Must-Know IELTS Reading Synonyms

100+ Must-Know IELTS Reading Synonyms 

1. Numbers & Trends

1. Increase → rise, surge, growth, escalation

Q: “The city saw a rise in population.”

Passage: “The population surged dramatically.”

2. Decrease → drop, decline, reduction, downturn

3. Remain stable → stay constant, level off, plateau

4. Rapid → swift, quick, brisk, accelerated

5. Gradual → steady, slow, progressive

6. Dramatic → significant, considerable, substantial

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2. Time & Frequency

7. Always → invariably, consistently

8. Often → frequently, regularly

9. Rarely → seldom, hardly ever

10. Previously → formerly, earlier, in the past

11. Now → currently, at present

12. Soon → shortly, in the near future

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3. People & Groups

13. Children → youngsters, minors, juveniles

14. Young people → adolescents, teens

15. Old people → the elderly, senior citizens, pensioners

16. Experts → specialists, authorities, professionals

17. Workers → employees, staff, personnel

18. Teachers → instructors, educators, tutors

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4. Places & Geography

19. Area → region, zone, district

20. Country → nation, state

21. City → urban area, metropolis

22. Countryside → rural area, the provinces

23. Island → isle

24. Border → frontier, boundary

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5. Quantities & Amounts

25. Many → numerous, countless, a multitude of

26. Few → a handful of, a small number of, scarcely any

27. All → the whole, the entire

28. Some → several, a number of

29. Most → the majority of, almost all

30. Half → 50%, one in two

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6. Change & Development

31. Change → alter, modify, transform

32. Improve → enhance, boost, refine

33. Worsen → deteriorate, decline

34. Start → commence, initiate

35. End → terminate, conclude

36. Continue → persist, carry on

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7. Cause & Effect

37. Cause → trigger, lead to, result in

38. Result → outcome, consequence, effect

39. Because → due to, owing to, as a result of

40. So → therefore, thus, hence

41. Lead to → give rise to, bring about

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8. Opinions & Beliefs

42. Think → believe, consider, hold the view

43. Agree → consent, be in favour of

44. Disagree → oppose, be against

45. Popular → well-liked, favoured

46. Common → prevalent, widespread

47. Rare → unusual, uncommon

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9. Comparisons

48. Same → identical, alike

49. Different → distinct, unlike

50. Bigger → larger, greater

51. Smaller → lesser, reduced

52. Better → superior, improved

53. Worse → inferior, poorer

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10. Science & Environment

54. Animal → creature, fauna

55. Plant → flora, vegetation

56. Weather → climate, atmospheric conditions

57. Earth → soil, ground

58. Ocean → sea, marine environment

59. Pollution → contamination, degradation

60. Energy → power, fuel, electricity

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11. Education

61. School → educational institution, academy

62. University → higher education, tertiary education

63. Subject → discipline, field of study

64. Exam → test, assessment

65. Study → learn, acquire knowledge

66. Research → investigation, study, inquiry

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12. Business & Economy

67. Company → firm, enterprise, corporation

68. Money → currency, capital, funds

69. Price → cost, charge, fee

70. Buy → purchase, acquire

71. Sell → trade, market

72. Job → occupation, profession, career

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13. Law & Government

73. Law → legislation, regulation, rule

74. Government → administration, authorities

75. Tax → duty, levy

76. Ban → prohibit, forbid

77. Allow → permit, authorise

78. Protect → safeguard, defend

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14. Health

79. Illness → disease, sickness, ailment

80. Healthy → fit, in good shape, well

81. Cure → remedy, treatment

82. Doctor → physician, medical practitioner

83. Hospital → clinic, medical centre

84. Exercise → workout, physical activity

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15. Technology

85. Computer → PC, machine, device

86. Internet → online network, cyberspace

87. Phone → mobile, cell phone, handset

88. Software → program, application

89. Hardware → equipment, machinery

90. Robot → automated machine, android

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16. Other Common IELTS Paraphrases

91. Important → crucial, vital, essential

92. Necessary → required, needed, mandatory

93. Big → huge, massive, enormous

94. Small → tiny, miniature, slight

95. Easy → simple, straightforward

96. Difficult → hard, challenging

97. Fast → quick, rapid

98. Slow → sluggish, unhurried

99. Expensive → costly, high-priced

100. Cheap → low-cost, affordable

 Must-Know IELTS Reading Synonyms & Collocations list —

1. People & Groups

Children → youngsters, juveniles, minors, the youth

Old people → elderly, seniors, aged individuals, pensioners

People → individuals, humans, mankind, population, society

Tourists → visitors, holidaymakers, travellers, sightseers

Students → pupils, learners, scholars, candidates

Workers → employees, staff, personnel, workforce, crew

Researchers → scientists, investigators, analysts, academics

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2. Change & Trend Words

Increase → rise, surge, growth, escalation, upswing

Decrease → drop, fall, decline, downturn, reduction

Stay the same → remain constant, be stable, show no change, unchanged

Fluctuate → vary, oscillate, shift back and forth

Rapid → quick, swift, fast, prompt

Gradual → slow, steady, progressive, step-by-step

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3. Time & Frequency

Always → invariably, at all times, consistently

Often → frequently, regularly, repeatedly

Sometimes → occasionally, from time to time, now and then

Rarely → seldom, hardly ever, infrequently

Never → not at all, in no instance, under no circumstances

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4. Cause & Effect

Cause → lead to, bring about, result in, provoke, trigger

Effect → impact, influence, consequence, outcome

Because of → due to, owing to, on account of, as a result of

Therefore → thus, hence, for that reason

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5. Comparison & Contrast

Similar → alike, comparable, much the same, resembling

Different → dissimilar, distinct, unlike, varied

Better → superior, preferable, more desirable

Worse → inferior, less favourable, substandard

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6. Amounts & Numbers

Many → numerous, a large number of, countless, several

Few → a small number of, hardly any, a handful of

All → the whole, entire, every

Some → a certain amount of, part of, a portion of

None → zero, no one, nobody

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7. Locations & Places

City → urban area, metropolitan region, municipality

Countryside → rural area, agricultural land, farmland

Ocean → sea, marine environment, coastal waters

Forest → woodland, jungle, tropical canopy

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8. Opinions & Attitudes

Believe → think, hold the view, be of the opinion

Support → back, endorse, advocate

Oppose → reject, resist, be against

Agree → concur, share the opinion, be in accord

Disagree → differ, dispute, object to

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9. Common IELTS Reading Collocations

Heavy rain → torrential rain

Strong wind → gale-force wind

High temperature → soaring temperature

Fast growth → rapid expansion

Strict rules → stringent regulations

Serious problem → grave issue

Big change → major shift

Important role → pivotal role

Increase sharply → rise dramatically

Decline slowly → drop gradually

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10. Reading Trap Synonyms (must be recognised but not always identical in meaning)

Aim → objective, purpose, goal, target

Method → technique, approach, process

Benefit → advantage, gain, positive effect

Risk → danger, hazard, threat

Limit → restriction, boundary, constraint

Law → legislation, regulation, statute

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Example

Question:

"Tourism in coastal towns has increased dramatically."

Passage:

"Visitor numbers to seaside resorts have surged in recent years."

✅ Spotting tourism → visitor numbers and coastal towns → seaside resorts is key to finding the answer.