Breadcrumb Home > Thesaurus > U Synonyms of upend Find synonyms for: Verb 1. upend, overturn, turn over, tip over, tump over usage: become turned or set on end; "the airplanes upended" 2. upend, put, set, place, pose, position, lay usage: set, turn, or stand on end; "upend the box and empty the contents" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of upend (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Hanukkah Origins of the Christmas Holiday Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 Krampus: The Christmas Devil Kwanzaa ✖ Related Content Daily Word Quiz: anomie Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language