者

Meaning

• (after a verb or adjective) one who (is) ...
• (after a noun) person involved in ...
• -er
• -ist
• (used after a number or 後|后[hou4] or 前[qian2] to refer to sth mentioned previously)
• (used after a term, to mark a pause before defining the term)
• (old) (used at the end of a command)
• (old) this