/ Thesaurus / W Synonyms of water snake Find synonyms for: Noun1. water snake, colubrid snake, colubridusage: any of various mostly harmless snakes that live in or near waterWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: pundit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language