WordReference Random House Learner's Dictionary of American English © 2025
un•co•op•er•a•tive /ˌʌnkoʊˈɑpərətɪv/USA pronunciation adj.
WordReference Random House Unabridged Dictionary of American English © 2025- unwilling to cooperate.
'uncooperative' also found in these entries (note: many are not synonyms or translations):