/ Thesaurus / H Synonyms of horse radish Find synonyms for: Noun1. horseradish, horse radish, red cole, Armoracia rusticana, herb, herbaceous plantusage: coarse Eurasian plant cultivated for its thick white pungent rootNoun1. horseradish, horse radish, red cole, Armoracia rusticana, herb, herbaceous plantusage: the root of the horseradish plant; it is grated or ground and used for seasoning2. horseradish, horseradish root, rootusage: grated horseradish rootWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: diaphanous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language