/ Thesaurus / C Synonyms of cooperativeness Find synonyms for: Noun1. amenability, amenableness, cooperativeness, tractability, tractableness, flexibilityusage: the trait of being cooperativeWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: loathe Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language