expression, particle
Emphasizes that even someone or something that might be expected to be an exception is not. Often follows a noun or nominal phrase. Similar to でさえ but more emphatic and slightly literary.
See also: でさえ
彼にしてからが、その問題を解けなかった。
Even he couldn't solve that problem.
子供にしてからが、そんなことは知っている。
Even a child knows that.