cooperation synonyms

[ US /ˌkwɑpɝˈeɪʃən, ˌkwɔpɝˈeɪʃən, koʊˌɑpɝˈeɪʃən/ ]
[ UK /kə‍ʊˈɒpəɹˈe‍ɪʃən/ ]

Synonyms

affiliation alliance collaboration confederation connection association hookup liaison linkup partnership relation relationship tie-up union