co-operation
US /koʊˌɑp.əˈreɪ.ʃən/
UK /koʊˌɑp.əˈreɪ.ʃən/

1.
kerja sama, kolaborasi
the process of working together to achieve a common goal
:
•
International co-operation is essential for global peace.
Kerja sama internasional sangat penting untuk perdamaian global.
•
The project succeeded due to the excellent co-operation among team members.
Proyek ini berhasil berkat kerja sama yang sangat baik di antara anggota tim.