/ Thesaurus / L Synonyms of lemmus lemmus Find synonyms for: Noun1. European lemming, Lemmus lemmus, lemmingusage: notable for mass migrations even into the sea where many drownWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: aversion Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language