/ Thesaurus / T Synonyms of trematode worm Find synonyms for: Noun1. fluke, trematode, trematode worm, flatworm, platyhelminthusage: parasitic flatworms having external suckers for attaching to a hostWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: candor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language