Sermon

A discourse or address; a talk; a writing; as, the sermons of Chaucer.

Specifically, a discourse delivered in public, usually by a clergyman, for the purpose of religious instruction and grounded on some text or passage of Scripture.

Hence, a serious address; a lecture on one's conduct or duty; an exhortation or reproof; a homily; -- often in a depreciatory sense.

To speak; to discourse; to compose or deliver a sermon.

To discourse to or of, as in a sermon.

To tutor; to lecture.

an address of a religious nature (usually delivered during a church service)

a moralistic rebuke; "your preaching is wasted on him"