/ Thesaurus / C Synonyms of costa rican Find synonyms for: Noun1. Costa Rican, Central Americanusage: a native or inhabitant of Costa RicaAdjective1. Costa Ricanusage: of or relating to Costa Rica or its people; "the Costa Rican rain forest"; "our Costa Rican neighbors"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language