to explain; to advocate; to preach; to persuade
to confute; to argue down; to persuade; to convince; to prevail on
to explain; to solve; to make clear
to begin to speak; to begin to explain
to mention; to refer to; to touch upon
to explain; to show; to demonstrate
to begin an explanation (argument, story, etc.)
suit your speech to the audience
to suit one's speech to the audience
to set forth; to put forward; to present for consideration; to explain the facts of life; to preach
to explain carefully or by making distinctions