Home / HSK Vocabulary / HSK 6 / 柱子 柱子 zhù zi HSK 6 · C1+ Meanings pillar CL:根[gēn] Quick facts HSK LevelHSK 6 CEFRC1+ ← Back to HSK 6 word list Practice 柱子 with flashcards MandoBridge uses spaced repetition to help you remember HSK 6 vocabulary — free on iOS and Android.