HSK Vocabulary and Flashcards HSK Chinese Proficiency Test (汉语水平考试). HSK Vocabulary including: • Levels 1, 2, 3, 4, 5, and 6 • Chinese character in Simplified and Traditional form, pinyin and English definitions • Listen to the word pronunciation • Bookmark word • Add note to word HSK Flashcards including: • Flashcards of all levels with word pronunciation • Speed review of all levels Bonus: HSK Online Tests for level 1, 2, 3, 4, 5 and 6