者

zhě ㄓㄜˇ

1. (after a verb or adjective) one who (is) ...
2. person involved in ...

   after a noun

3. -er
4. -ist
5. (used after a number or 後|后[hou4] or 前[qian2] to refer to sth mentioned previously)
6. (used after a term, to mark a pause before defining the term)
7. (used at the end of a command)

   old

8. this

   old