洪音(hóng yīn) “loud sounds”
HD. 5.1132b(現代); not found at DK. 6.1107.;
117a18.其佛塔寺周迴無限，普盡地際懸衆寶鈴，……空中雷震暢發洪音(p)
K. 338.11-; not found at L. 45c3;