/ Thesaurus / S Synonyms of square rigger Find synonyms for: Noun1. square-rigger, sailing vessel, sailing shipusage: a square-rigged sailing shipWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: loathe Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language