Cases of word usage

1) a serious and determined request (appeal)

2) (an act of) making a request (especially in writing) (application)

3) ready and willing to agree to a request etc and act (compliant)

4) (an instance of) denying; refusing a request (denial)

5) a request to come or go somewhere, or do something (invitation)

6) to call on (God, the power of the law etc) for help or protection; to request (something) earnestly (invoke)

7) a piece of news or a request sent to a person (message)

8) to force, compel, (a person) to do something (by law, a necessity etc); to do something for (a person) as a favour or in answer to a request (oblige)

9) the careful way in which things are placed in relation to one another; a request to supply goods; a written instruction (especially to a bank or post office) to pay money, or giving authority (order)

10) an earnest request or appeal (especially a written document signed by a large number of people); a formal application made to a court of law (petition)