/ Thesaurus / M Synonyms of mustela frenata Find synonyms for: Noun1. longtail weasel, long-tailed weasel, Mustela frenata, weaselusage: the common American weasel distinguished by large size and black-tipped tailWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language