/ Thesaurus / H Synonyms of hound's tongue Find synonyms for: Noun1. hound's-tongue, Cynoglossum virginaticum, herb, herbaceous plantusage: perennial shrub of North America having coarse tongue-shaped leaves and pale-blue to purple flowers2. hound's-tongue, Cynoglossum officinale, herb, herbaceous plantusage: biennial shrub of Europe and western Asia having coarse tongue-shaped leaves and dark reddish-purple flowersWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: abyss Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language