Breadcrumb Home > Thesaurus Cite Synonyms of grammar Find synonyms for: Noun1. grammar, descriptive linguisticsusage: the branch of linguistics that deals with syntax and morphology (and sometimes also deals with semantics)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.See also: grammar (Dictionary) Related Content Daily Word Quiz: quisling Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language Synonyms Index