/ Thesaurus / M Synonyms of mongrelise Find synonyms for: Verb1. mongrelize, mongrelise, breedusage: cause to become a mongrel; "mongrelized dogs"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: mongrel Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language