/ Thesaurus / S Synonyms of sermonise Find synonyms for: Verb1. sermonize, sermonise, preachify, moralize, moralise, preach, advocateusage: speak as if delivering a sermon; express moral judgements; "This man always sermonizes"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language