Verb

To give a sermon.

* , chapter=3

, title= The Mirror and the Lamp , passage=One saint's day in mid-term a certain newly appointed suffragan-bishop came to the school chapel, and there preached on “The Inner Life.”  He at once secured attention by his informal method, and when presently the coughing of Jarvis […] interrupted the sermon, he altogether captivated his audience with a remark about cough lozenges being cheap and easily procurable.}}

A local Muslim used to preach from the Quran and hadith.

To proclaim by public discourse; to utter in a sermon or a formal religious harangue.

* Bible, Isa. lxi. 1

The Lord hath anointed me to preach good tidings unto the meek.

To advise or recommend earnestly.

* Shakespeare

My master preaches patience to him.

To teach or instruct by preaching; to inform by preaching.

* Southey

As ye are preached .

Verb

To undo or overthrow by preaching.

(De Foe)

to unpreach in one minute all that he had been preaching his life-long — Charles Kingsley.

(Webster 1913)