Si Collection, Middle Volume Radical: Fire (huǒ) 煙 Kangxi strokes: 13 Page 671, Entry 02 Ancient form. Pronounced yan. Shuowen Jiezi (Shuōwén Jiězì): Fire vapor. Book of Rites (Zhōulǐ), Autumn Officials (Qiūguān), Guo Official (Guōshì): Use its smoke to cover it. Also a surname. Found in Collection of Characters (Zìhuì). Also pronounced yin. Book of Rites (Zhōulǐ), Spring Officials (Chūnguān), Grand Master (Dàzōngbó) commentary: The word yin means smoke. The people of Zhou valued fragrance; the scent of smoke was what was sensed. Commentary: Smoke is pronounced yin. Liu Zongyuan, Sacrificial Text for an Elder Cousin: Lingering in joyful travels, passing through the month for ten days, at night lighting torches, by day traversing the wind and smoke. Shuowen Jiezi (Shuōwén Jiězì): Sometimes written in the variant form yan. Collected Rimes (Jíyùn): The ancient seal script form is also written as such.