/ Thesaurus / F Synonyms of free base Find synonyms for: Verb1. free-base, base, drug, do drugsusage: use (purified cocaine) by burning it and inhaling the fumesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: dormant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language