Chinese words · HSK 7–9

蹭

cèng

to rub; to scrape

Every meaning

cèng

  1. to rub; to scrape
  2. to dawdle (as in 磨蹭)
  3. (coll.) to freeload; to tag along for free
  4. (coll.) to freeload; to tag along on (sb’s meal, ride, umbrella, Wi-Fi)

Meanings are from Mandarin The Wild’s own dictionary. Levels follow the official HSK word list (the exam’s 2025 syllabus, levels 7–9 shown together).