底子 dǐ zi 🔊 base HSK 7–9 + Review this word Meanings dǐ zi basefoundationbottom Its characters 底dǐbottom; baseHSK 4子zǐsonHSK 3 Words with 底子 打底子 dǎ dǐ zi to sketch 硬底子 yìng dǐ zi strong