苛性 kē xìng 🔊 caustic (chemistry) + Keep this word Meanings kē xìng caustic (chemistry) Its characters 苛kēsevere性xìngnatureHSK 4 Words with 苛性 苛性钾 kē xìng jiǎ caustic potash 苛性钠 kē xìng nà sodium hydroxide NaOH; caustic soda