/ Thesaurus / T Synonyms of thevetia Find synonyms for: Noun1. Thevetia, genus Thevetia, dicot genus, magnoliopsid genususage: genus of poisonous tropical American evergreen shrubs and trees having entire leaves and large cymose flowersWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: ravenous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language