Upright character supports glib contents in household’s sermons (8)

I believe the answer is:

homilies

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'sermons' is the definition.
(homily is a kind of sermon)

I cannot understand how the remainder of the clue works.

(Another definition for homilies that I've seen is " Moralising lectures or sermons".)

I've seen this clue in the Sydney Morning Herald.

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