also: ティーム
Common loanword used for sports teams, work groups, project teams, and any collaborative unit.
彼はサッカーのチームに入った。
He joined a soccer team.
このプロジェクトはチームで進めています。
We are advancing this project as a team.
I ended up teaming up with him on a new team.
I plan to join a soccer team starting next month.
We formed a new team for the project.
She leads this team.
チーム is used for sports teams or collaborative work groups, whereas 隊 is more formal and typically used for expeditions, rescue, or military units.
team leader