uncooperative

adjective/ˌʌnkoʊˈɑpərətɪv/

Frequency rank: #17,956 most common English word

Meaning

not willing to help or work together with others.

Illustration for the English word “uncooperative”

Example sentence

The witness was uncooperative and refused to answer any questions from the detective.

Synonyms & related words

Practice this word in the quiz

More words in ranks 17,901–18,000