/ Thesaurus / Y Synonyms of yellowfin Find synonyms for: Noun1. yellowfin, yellowfin tuna, Thunnus albacares, tuna, tunnyusage: may reach 400 pounds; worldwide in tropicsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: ontiguous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language