Breadcrumb Home > Thesaurus > W Synonyms of whippletree Find synonyms for: Noun1. whiffletree, whippletree, swingletree, crossbarusage: a crossbar that is attached to the traces of a draft horse and to the vehicle or implement that the horse is pullingWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of whippletree (Dictionary) ✖ Related Content Daily Word Quiz: taradiddle Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language