/ Thesaurus / L Synonyms of lion monkey Find synonyms for: Noun1. tamarin, lion monkey, lion marmoset, leoncita, marmosetusage: small South American marmoset with silky fur and long nonprehensile tailWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: lyceum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language