Breadcrumb Home > Thesaurus > O Synonyms of order piperales Find synonyms for: Noun1. Piperales, order Piperales, plant orderusage: Piperaceae; Saururaceae; ChloranthaceaeWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. ✖ Related Content Daily Word Quiz: triumphalism Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language