collaborate
verbUK /kəˈlæbəreɪt/
US /kəˈlæbəreɪt/
To work together with someone to make or do something.
The two classes will collaborate to build a giant cardboard castle.
OTHER MEANINGS
2. To help an enemy or an opposing group, often in a way that is seen as wrong.
Some people accused him of collaborating with the invaders.
3. To work with an artist, writer, or expert on a shared project.
The singer collaborated with a famous songwriter on her new album.
4. To cooperate with others in a scientific or academic study.
Two universities collaborated on the research about clean water.