/ Thesaurus / D Synonyms of drug addiction Find synonyms for: Noun1. drug addiction, white plague, addiction, dependence, dependance, dependency, habituationusage: an addiction to a drug (especially a narcotic drug)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: heifer Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language