/ Thesaurus / C Synonyms of common garter snake Find synonyms for: Noun1. common garter snake, Thamnophis sirtalis, garter snake, grass snakeusage: a garter snake that is widespread in North AmericaWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: devout Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language