/ Thesaurus / K Synonyms of keenness Find synonyms for: Noun1. acuteness, acuity, sharpness, keenness, intelligenceusage: a quick and penetrating intelligence; "he argued with great acuteness"; "I admired the keenness of his mind"2. eagerness, avidity, avidness, keenness, enthusiasmusage: a positive feeling of wanting to push ahead with something3. sharpness, keenness, shape, form, configuration, contour, conformationusage: thinness of edge or fineness of pointWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language