/ Thesaurus / P Synonyms of ponka Find synonyms for: Noun1. Ponca, Ponka, Dhegihausage: a member of the Siouan people of the Missouri river valley in northeastern Nebraska2. Ponca, Ponka, Dhegihausage: the Dhegiha dialect spoken by the PoncaWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: simian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language