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C1 — Advanced

Expressions for advanced English learners

business C1

power through

Master the business phrasal verb 'power through'. Learn how to describe working hard to complete a task despite fatigue or obstacles.
business C1

prejudicial to

Learn how to use 'prejudicial to' in formal and legal business contexts to describe actions that cause harm or damage to someone's interests.
academic C1

provide a rationale

Master the academic phrase 'provide a rationale' to explain the logic and reasoning behind your research decisions, proposals, or arguments effectively.
travel C1

quench your wanderlust

Master the expressive C1 phrase 'quench your wanderlust' to describe satisfying your strong desire to travel.
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slang C1

rent-free in my head

Learn what 'living rent-free in your head' means and how to use this popular slang phrase in casual conversations.
entertainment C1

set the stage

Understand the idiom 'set the stage', how it transitioned from theater to everyday English, and how to use it.
entertainment C1

stellar performance

Explore the meaning of 'stellar performance', a C1 formal expression used to describe an exceptionally outstanding show, acting, or execution in entertainment.
travel C1

stone's throw away

Learn the common idiomatic expression 'stone's throw away' to describe close distances. See natural examples, pronunciation, and usage tips.
entertainment C1

strike a chord

Learn the meaning of 'strike a chord', how to use it to describe emotional resonance, and see natural examples.
business C1

subject to contract

Learn how to use the formal business term 'subject to contract' to protect negotiations before a final agreement is signed.
business C1

synergistic effect

Understand the advanced business concept 'synergistic effect'. Explore its meaning, discover natural example sentences, review common mistakes, and test your knowledge.
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business C1

tacit knowledge

Learn the definition of 'tacit knowledge' in business English. Discover how to use this C1 vocabulary term with real-world examples, pronunciation tips, and exercises.
relationships C1

the spitting image of

Master the expression "the spitting image of" to describe someone who looks exactly like someone else, usually a family member.
travel C1

travel itinerary

Master the formal term 'travel itinerary' to describe your detailed travel plans. Learn correct usage, pronunciation, and common mistakes in English.
relationships C1

two peas in a pod

Discover how to use "two peas in a pod" to describe two people who are incredibly similar in appearance, behavior, or personality.
travel C1

unclaimed baggage

Understand the formal term 'unclaimed baggage' used in airports. Learn how to use it correctly in professional and travel contexts today.
slang C1

understood the assignment

Discover the meaning of 'understood the assignment', a popular slang phrase used to praise someone who did something perfectly.
travel C1

unspoilt countryside

Understand the C1 collocation 'unspoilt countryside' to describe beautiful, untouched natural landscapes.
business C1

vested interest

Master the business term 'vested interest' with this comprehensive guide. Learn its meaning, see natural examples, avoid common preposition errors, and practice today.
daily-life C1

weather the storm

Discover how to use 'weather the storm' to describe surviving difficult times, crises, or challenges.