/ Thesaurus / M Synonyms of marsh hen Find synonyms for: Noun1. American coot, marsh hen, mud hen, water hen, Fulica americana, cootusage: a coot found in North America2. gallinule, marsh hen, water hen, swamphen, aquatic birdusage: any of various small aquatic birds of the genus Gallinula distinguished from rails by a frontal shield and a resemblance to domestic hensWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language