Breadcrumb Home > Thesaurus > S Synonyms of succedaneum Find synonyms for: Noun1. succedaneum, substitute, replacementusage: (medicine) something that can be used as a substitute (especially any medicine that may be taken in place of another)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of succedaneum (Dictionary) ✖ Related Content Daily Word Quiz: tendentious Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language