/ Thesaurus / T Synonyms of tuba root Find synonyms for: Noun1. derris root, tuba root, Derris elliptica, vineusage: woody vine having bright green leaves and racemes of rose-tinted white flowers; the swollen roots contain rotenoneWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language