(after a verb or adjective) one who (is) ...; (after a noun) person involved in ...; -er; -ist; (used after a number or 后 or 前 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

or; possibly; maybe; perhaps

author; writer

reader

scholar

patient; sufferer

the dead; the deceased

both of them; the two of them