B2 Vocabulary | 4K · UHD |

Most B2 learners have a large receptive vocabulary (they understand a word in reading) but a much smaller productive vocabulary (they cannot retrieve it in speech or writing). Bridging this gap requires specific retrieval practice.

High-frequency words acquire low-frequency meanings at B2. For example, run (B1: move quickly) extends to run a company , run an experiment , a run of bad luck . The learner must restructure existing mental lexicons rather than simply add new words. b2 vocabulary

Authentic B2-level listening and reading (e.g., TED Talks, news articles, films) contain 5-10% unknown words. According to Nation (2006), 98% coverage is needed for unassisted comprehension. At 95% coverage (typical for a 3,000-word vocabulary), the learner encounters a gap every 20 words, breaking cognitive flow and inhibiting inference. Most B2 learners have a large receptive vocabulary

Beyond the Threshold: The Critical Role of B2 Vocabulary in Second Language Acquisition and Communicative Competence For example, run (B1: move quickly) extends to