/ Thesaurus / S Synonyms of subtilise Find synonyms for: Verb1. subtilize, subtilise, sharpen, heightenusage: make (senses) more keenWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language