溵

used in place-names, e.g. 溵水 was once the name of the Shahe River 沙河, Henan, and 溵州 was a Tang Dynasty prefecture

surname Yin / dynasty name at the end the Shang dynasty, after their move to Yinxu 殷墟 in modern Henan province

dark red

flourishing / abundant / earnest / hospitable

roll of thunder

"water" radical in Chinese characters (Kangxi radical 85), occurring in 沒|没[mei2], 法[fa3], 流[liu2] etc / see also 三點水|三点水[san1 dian3 shui3]