Hai Collection, Lower Volume Radical: Drum (gǔ) Entry: Yān Kangxi strokes: 21 Page 1526, Entry 26 Correct Rhymes (Zhengyun): Pronounced yuān. Shuowen Jiezi (Shuowen): The sound of a drum. Book of Odes (Shijing), Shang Hymns: The small drums sound yān yān. Also in Extensive Rhymes (Guangyun) and Collected Rhymes (Jiyun): Pronounced yīn. Also in Collected Rhymes (Jiyun): Pronounced yuān. Meaning is the same.