/ Thesaurus / Z Synonyms of zend avesta Find synonyms for: Noun1. Avesta, Zend-Avestausage: a collection of Zoroastrian texts gathered during the 4th or 6th centuriesWordNet 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