柱 Strokes Write it Listen 柱 zhù to lean on; pillar, post, support HSK 6 9 strokes Radical 木 Sound + meaning 2 words Built from木meaningmùtree; wood, lumber; wooden主soundzhǔto own; to host; master; host; lord How it works木 hints at the meaning (tree), and 主 zhǔ hints at the sound.