/ Thesaurus / L Synonyms of legislative branch Find synonyms for: Noun1. legislative branch, branch, subdivision, armusage: the branch of the United States government that has the power of legislatingWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: aversion Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language