Home HSK Vocabulary HSK 6 缘故 缘故 yuán gù HSK 6 · C1+ Meanings reason cause Quick facts Traditional緣故 HSK LevelHSK 6 CEFRC1+ ← Back to HSK 6 Overview Practice 缘故 with flashcards MandoBridge uses spaced repetition to help you remember HSK 6 vocabulary — free on iOS and Android. ← All HSK 6 vocabulary