There’s a Firefox add-on called Characterizer (originally Kanjilish, for Japanese) which replaces parts of words with Chinese characters. My initial reaction was that it was just gimmick without much real value, but I’m starting to wonder.

In the screenshot above, the characters are for Japanese; for simplified Chinese they would probably appear as:

读ead 练ractice 学earn

Unfortunately the add-on only works for older versions of Firefox, so I can’t try it out. The concept, as stated by the author, …