The bronze script of character Still is
I think that in the ancient time, 尚 is a big building or palace where King and top minsters discussed policies, and rules. They issued some new rules, which are ready to execute but not yet.
The big seal script of character Still is
The small seal script of character Still is
The clerical script of character Still is
Similar to small seal script.
The Pinyin of character Still is Shang4.
The character now means Still, Yet, something should happen but not happened yet, highly possible will happen. I don't know why it changed to that meaning.
The simplified character is 尚, however, there is another one 尙 in traditional song typeface with same meaning. Simplification eliminated the 尙, which is good.