to bow to; to pay one's respects, (bound form) to extend greetings (on a specific occasion), to make a courtesy call, (bound form) (of a monarch) to appoint sb to (a position) by performing a ceremony, to acknowledge sb as one's (master, godfather etc), (used before some verbs to indicate politeness)
(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