Home / HSK Vocabulary / HSK 5 / 有害 有害 yǒu hài HSK 5 · C1 Meanings destructive harmful damaging Quick facts HSK LevelHSK 5 CEFRC1 ← Back to HSK 5 word list Practice 有害 with flashcards MandoBridge uses spaced repetition to help you remember HSK 5 vocabulary — free on iOS and Android.