Cambridge C1 Key Vocabulary
Essential terms and definitions you must know before exam day.
Key Vocabulary
CEFR
Common European Framework of Reference — the A1–C2 scale used to describe language proficiency.
Open cloze
A gap-fill task where no word bank is given; tests grammar words and collocations.
Key word transformation
Rewrite a sentence keeping the meaning but using a given word in 3–6 words.
C1 distinction
A Cambridge C1 score of 200–210, equivalent to CEFR C2 level.
Vocabulary Study Tips
- 1.Read quality English daily (The Guardian, Economist) to absorb C1 vocabulary naturally.
- 2.Use Cambridge English Practice Tests books — the official format is unique.
- 3.Key Word Transformations: study grammar patterns systematically (causative have, wish/if only, comparatives).
- 4.Record yourself speaking and compare against Cambridge's mark scheme criteria.