Wu Collection, Lower Volume Radical: Stone (shí) 硾 Kangxi strokes: 13 Page 831, Entry 26 Tang Rhymes (Tangyun), Collected Rhymes (Jiyun), and Collection of Rhymes (Yunhui) define it as pronounced zhui (falling tone). Correct Rhymes (Zhengyun) defines it as pronounced zhui (falling tone). As defined in Explaining Graphs and Analyzing Characters (Shuowen): to pound. As defined in Jade Chapters (Yupian): to press down, to compress. As cited in Master Lu's Spring and Autumn Annals (Lushi Chunqiu): to weigh it down with a stone. Also, according to Collected Rhymes (Jiyun), it is pronounced duo (rising tone). It describes the appearance of a stone.