Home / HSK Vocabulary / HSK 2 / 快乐 快乐 kuài lè HSK 2 · A2 Meanings happy; joyful Quick facts Traditional快樂 HSK LevelHSK 2 CEFRA2 ← Back to HSK 2 word list Practice 快乐 with flashcards MandoBridge uses spaced repetition to help you remember HSK 2 vocabulary — free on iOS and Android.