Home / HSK Vocabulary / HSK 7–9 / 愚蠢 愚蠢 yú chǔn HSK 7–9 · C2 Meanings silly stupid Quick facts Traditional愚惷 HSK LevelHSK 7–9 CEFRC2 ← Back to HSK 7–9 word list Practice 愚蠢 with flashcards MandoBridge uses spaced repetition to help you remember HSK 7–9 vocabulary — free on iOS and Android.