/ Thesaurus / M Synonyms of mellowing Find synonyms for: Noun1. mellowing, ripening, aging, ageingusage: the process of becoming mellowVerb1. mellow, softenusage: soften, make mellow; "Age and experience mellowed him over the years"2. mellow, melt, mellow out, changeusage: become more relaxed, easygoing, or genial; "With age, he mellowed"3. mellow, softenusage: make or grow (more) mellow; "These apples need to mellow a bit more"; "The sun mellowed the fruit"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: abominable Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language