/ Thesaurus / P Synonyms of petunia integrifolia Find synonyms for: Noun1. violet-flowered petunia, Petunia integrifolia, petuniausage: herb or small shrublet having solitary violet to rose-red flowersWordNet 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