(1):

(v. t.) To incite by words or advice; to animate or urge by arguments, as to a good deed or laudable conduct; to address exhortation to; to urge strongly; hence, to advise, warn, or caution.

(2):

(v. i.) To deliver exhortation; to use words or arguments to incite to good deeds.

(3):

(n.) Exhortation.