\Ser"mon*ize\, v. i. [imp. & p. p. {Sermonized}; p.
pr. & vb. n. {Sermonizing}.]
1. To compose or write a sermon or sermons; to preach.
2. To inculcate rigid rules. [R.] --Chesterfield.

\Ser"mon*ize\, v. t.
To preach or discourse to; to affect or influence by means of
a sermon or of sermons. [R.]
      Which of us shall sing or sermonize the other fast
      asleep?                                  --Landor.