Home / HSK Vocabulary / HSK 4 / 天真 天真 tiān zhēn HSK 4 · B2 Meanings naive innocent artless Quick facts HSK LevelHSK 4 CEFRB2 ← Back to HSK 4 word list Practice 天真 with flashcards MandoBridge uses spaced repetition to help you remember HSK 4 vocabulary — free on iOS and Android.