Literature Reference: 肃，敬也。—— 《说文》 Su, meaning reverence. Source from 'Shuowen Jiezi'.
肃: Respectful, solemn, and earnest.
Meaning: Su signifies solemnity and respect, symbolizing discipline and order.
邓肃 (Deng Su)
A Song Dynasty scholar and official from Shaxian County, known for his critical poetry and serving in various government positions, author of 'The Collection of Binglu'.
王肃 (Wang Su)
A politician and scholar of Cao Wei during the Three Kingdoms period, active from 195 to 256.
唐肃 (Tang Su)
a Northern Song Dynasty official known for his role in overturning wrongful convictions and serving in various high-ranking positions.