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Collocations: the quickest way to sound natural in IELTS

Why collocations matter more than rare words, 30 high-frequency IELTS collocations, and how to check them.

By IELTSora teaching team · Updated · 2 min read

What collocations are

Collocations are word partners that native speakers use together. We say "heavy traffic", not "strong traffic"; "make progress", not "do progress". Using the natural partner is a clear sign of a wide, accurate vocabulary.

Thirty useful collocations

Grouped by common IELTS topics:

  • Environment: reduce emissions, renewable energy, climate change, environmental damage, a serious threat
  • Education: acquire knowledge, academic performance, higher education, tuition fees, a broad curriculum
  • Work: a heavy workload, job satisfaction, flexible hours, career prospects, earn a living
  • Health: a balanced diet, regular exercise, mental health, a sedentary lifestyle, public health
  • Technology: rapid advances, online privacy, social media platforms, access information, digital skills
  • Change: a sharp rise, a gradual decline, remain stable, reach a peak, fluctuate slightly

How to check a collocation

If you're not sure two words go together, search for the exact phrase in quotation marks in a learner's dictionary or a large news site. Natural collocations appear thousands of times; unnatural ones rarely appear at all.

Common collocation errors

These mistakes are very common in IELTS essays. Each one is understandable, but it marks the writing as less natural:

  • "do a mistake" → make a mistake
  • "strong rain" → heavy rain
  • "big traffic" → heavy traffic
  • "increase knowledge" → expand / broaden knowledge
  • "make a crime" → commit a crime
  • "high price of living" → high cost of living

Put this tip into practice