Theme-the subject of a talk, a piece of writing, a person's thoughts, or an exhibition; a topic.
(if this helps well its like the meaning about the story or the thing you know)
A seven letter word containing thousands of letters - a mailbox.
The word mailbox has 7 letters, and it contains thousands of letters - just not the letters from the alphabet, but rather a form of a paper message.
The reoccurring alternation of strong and weak sounds is rhythm.
Its do respectfully acknowledge the apposing argument that you are arguing against and are wither trying to reason with them or prove why the argument is wrong on their side.<span />