悚 sǒng afraid Definitions Defs Origin Strokes Stroke Words Sentences Sents Phonosemantic compound. 忄 represents the meaning and 束 represents the sound. Components 忄 忄 Meaning component xin, xīn heart 忄 is a component form of 心. 束 束 Sound component shù bind Historical Pronunciations Old ChineseZhengzhangsloŋʔ Sources Readings & variants Unicode Historical pronunciations Zhengzhang Shangfang