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C1

C1

1 4.9
An advanced language level showing flexible and effective use in social, academic, and work situations
  • noun
  • Specialized
: C1
  • After years of study, she finally reached a C1 level in Spanish, allowing her to engage in complex conversations.

Examples

  • To qualify for the advanced language course, students must demonstrate a proficiency level of C1 on the CEFR scale.

  • By December 18th, I'm hoping to break into a solid level B2 and perhaps scrape the beginnings of C1, as described on this scale.

    Blog text (23)
  • He is proud to have achieved C1 proficiency, which enables him to participate effectively in professional discussions.

How Proficient

C2
  • Specialized
1 4.3
C1
  • Specialized
1 4.9
B2
  • Specialized
3 3.9

Surface Forms

C1 singular
C1s plural

Etymology

C1 as a language level comes from the Common European Framework for languages, where the letters A, B, C mark levels and C is the advanced group. The '1' is the first advanced step, so C1 means you can use language flexibly and effectively in study, work, and social situations.